Hillside Coal & Supply Co.

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Hillside Coal & Supply Co.
(Hillside Coal & Iron Co.)
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Year	Operation Name	Type	Opening	District	City	County	Company Name	Railroad Shipments (tons)	Railroad to Mine	Truck Shipments (tons)	Total Production (tons)	Days Worked	Employees	Notes
1872	Enterprise	Colliery	Shaft / Tunnel	Eastern	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	0		0	64,900		224
1873	Hillside	Colliery	Shaft¹	Eastern	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	0		0	72,007		252
1874	Heidelberg	Colliery	Tunnel	Eastern	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	0		0	0		134	86 employees included with Hillside Breaker.
1874	Hillside	Colliery	Shaft	Eastern	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	0		0	53,521		234
1875	Heidelberg	Colliery	Tunnel	Eastern	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	0		0	0
1875	Hillside	Colliery	Shaft	Eastern	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	0		0	78,064		226
1876	Hillside	Colliery	Shaft¹	Eastern	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	65,588		0	70,912	175	306
1877	Erie	Colliery	Shaft	Eastern	Carbondale Twp.	Luzerne	Hillside Coal & Iron Co.	0		0	84,773	144	328
1877	Hillside	Colliery	Shaft¹	Eastern	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	0		0	71,413	167	221
1878	Erie	Colliery	Shaft	Eastern	Carbondale Twp.	Lackawanna	Hillside Coal & Iron Co.	0		0	120,798	235	339
1878	Forest City	Colliery		Eastern	Carbondale	Lackawanna	Hillside Coal & Iron Co.	0		0	19,670	162	58
1878	Hillside	Colliery	Shaft¹	Eastern	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	0		0	97,291	217	297
1878	Spring Brook	Colliery	Tunnel¹	Eastern	Lackawanna Twp.	Lackawanna	Hillside Coal & Iron Co.	0		0	49,408	116	241
1879	Erie	Colliery	Shaft	Eastern	Carbondale Twp.	Lackawanna	Hillside Coal & Iron Co.	0		0	76,281	190	251
1879	Forest City	Colliery	Shaft / Slope	Eastern	Carbondale	Lackawanna	Hillside Coal & Iron Co.	0		0	15,013	193	45
1879	Hillside	Colliery	Shaft¹	Eastern	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	0		0	95,082	264	255
1879	Spring Brook	Colliery	Tunnel¹	Eastern	Lackawanna Twp.	Lackawanna	Hillside Coal & Iron Co.	0		0	105,571	271	234
1880	Erie	Colliery	Shaft	Eastern	Carbondale Twp.	Lackawanna	Hillside Coal & Iron Co.	0		0	63,403	166	253
1880	Forest City	Colliery	Shaft / Slope¹	Eastern	Carbondale	Lackawanna	Hillside Coal & Iron Co.	0		0	18,674	220	47
1880	Hillside	Colliery	Shaft	Eastern	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	0		0	93,432	224	247
1880	Spring Brook	Colliery	Tunnel	Eastern	Lackawanna Twp.	Lackawanna	Hillside Coal & Iron Co.	0		0	95,480	206	283
1881	Erie	Colliery	Shaft	Eastern	Glenwood	Lackawanna	Hillside Coal & Iron Co.	0		0	79,411		239
1881	Forest City	Colliery	Shaft / Tunnel	Eastern	Clifford Twp.	Susquehanna	Hillside Coal & Iron Co.	0		0	19,856		44
1881	Hillside	Colliery	Shaft	Eastern	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	0		0	62,624		211
1881	Spring Brook	Colliery	Tunnel	Eastern	Lackawanna Twp.	Lackawanna	Hillside Coal & Iron Co.	0		0	90,590		248
1882	Erie	Colliery	Shaft	Eastern	Glenwood	Lackawanna	Hillside Coal & Iron Co.	0		0	92,437	241	217
1882	Forest City	Colliery	Shaft / Tunnel	Eastern	Clifford Twp.	Susquehanna	Hillside Coal & Iron Co.	0		0	14,465	202	42
1882	Hillside	Colliery	Shaft	Eastern	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	0		0	58,031	241	187
1882	Keystone	Colliery	Tunnel	Eastern	Glenwood	Lackawanna	Hillside Coal & Iron Co.	0		0	663	3	39
1882	Spring Brook	Colliery	Tunnel	Eastern	Lackawanna Twp.	Lackawanna	Hillside Coal & Iron Co.	0		0	69,700	223	237
1883	Erie	Colliery	Shaft	Eastern	Glenwood	Lackawanna	Hillside Coal & Iron Co.	0		0	91,496	240	239
1883	Forest City	Colliery	Shaft / Tunnel	Eastern	Clifford Twp.	Susquehanna	Hillside Coal & Iron Co.	0		0	29,058	175	162
1883	Hillside	Colliery	Shaft	Eastern	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	0		0	66,450	234	241
1883	Keystone	Colliery	Tunnel	Eastern	Glenwood	Lackawanna	Hillside Coal & Iron Co.	0		0	48,094	241	119
1883	Spring Brook	Colliery	Tunnel	Eastern	Lackawanna Twp.	Lackawanna	Hillside Coal & Iron Co.	0		0	9,052	101	178
1884	Erie	Colliery	Erie Shaft / Keystone Tunnel	Eastern	Glenwood	Lackawanna	Hillside Coal & Iron Co.	0	D&H Canal	0	155,501	199	478
1884	Forest City	Colliery	Shaft / Slope¹	Eastern	Clifford Twp.	Susquehanna	Hillside Coal & Iron Co.	0	New York, Lake Erie and Western Railroad	0	72,696	240	210
1884	Hillside	Colliery	Hillside Shaft / Consolidated Shaft	Eastern	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	0		0	60,387	170	283
1885	Consolidated	Colliery	Shaft / Slope	2	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	110,161	E&WV	0	111,271	210	325
1885	Erie	Colliery	Shaft	1	Glenwood	Lackawanna	Hillside Coal & Iron Co.	113,642	D&H Canal	0	114,953	202	348
1885	Forest City	Colliery	Shaft / Slope¹	1	Clifford Twp.	Susquehanna	Hillside Coal & Iron Co.	83,163	New York, Lake Erie and Western Railroad	0	84,459	171	216
1885	Keystone	Colliery	Drift	1	Glenwood	Lackawanna	Hillside Coal & Iron Co.	61,183	D&H Canal	0	61,183	186	190
1886	Consolidated	Colliery	Shaft / Slope	2	Pleasant Valley (Avoca)	Luzerne	Hillside Coal & Iron Co.	95,972	E&WV	0	97,171	162	360
1886	Erie	Colliery	Shaft	1	Glenwood	Lackawanna	Hillside Coal & Iron Co.	123,275	D&H Canal	0	125,008	210	442
1886	Forest City	Colliery	Shaft / Slope	1	Clifford Twp.	Susquehanna	Hillside Coal & Iron Co.	92,148	New York, Lake Erie and Western Railroad	0	97,071	197	290
1886	Keystone	Colliery	Tunnel	1	Glenwood	Lackawanna	Hillside Coal & Iron Co.	118,793		0	118,951	250	529
1887	Clifford	Colliery	Shaft	1	Clifford Twp.	Susquehanna	Hillside Coal & Iron Co.	0		0	0		27	Sinking shaft.
1887	Consolidated	Colliery	Shaft / Slope	2	Avoca	Luzerne	Hillside Coal & Iron Co.	117,911		0	118,828	189	876	Called Brownville Breaker on period map.
1887	Erie	Colliery	Shaft	1	Glenwood	Lackawanna	Hillside Coal & Iron Co.	121,816		0	123,388	196	436
1887	Forest City	Colliery	Shaft / Slope	1	Clifford Twp.	Susquehanna	Hillside Coal & Iron Co.	173,084		0	176,421	266	353
1887	Glenwood	Colliery	Shaft	1	Glenwood	Lackawanna	Hillside Coal & Iron Co.	0		0	0		122	Sinking shaft and building breaker.
1887	Keystone	Colliery	Tunnel	1	Glenwood	Lackawanna	Hillside Coal & Iron Co.	145,576		0	145,867	254	308
1888	Clifford	Colliery	Shaft / Slope	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	0		0	2,328		159
1888	Consolidated	Colliery	Shaft / Slope	2	Avoca	Luzerne	Hillside Coal & Iron Co.	140,332		0	142,454	209	480
1888	Erie	Colliery	Shaft	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	164,671		0	182,068	264	482
1888	Forest City	Colliery	Shaft / Slope	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	197,665		0	211,267	270	432
1888	Glenwood	Colliery	Shaft	1	Mayville Borough	Lackawanna	Hillside Coal & Iron Co.	107,362		0	112,996	206	373
1888	Keystone	Colliery	Tunnel	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	141,538		0	144,294	267	319
1889	Clifford	Colliery	Shaft / Slope	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	58,201		0	69,964	209	137
1889	Consolidated	Colliery	Shaft / Slope	2	Avoca	Luzerne	Hillside Coal & Iron Co.	58,833		0	59,228	89	355
1889	Erie	Colliery	Shaft / Slope	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	157,673		0	174,614	198	534
1889	Forest City	Colliery	Shaft / Slope	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	172,824		0	191,863	219	341
1889	Glenwood	Colliery	No. 1 Shaft / No. 2 Shaft	1	Mayville Borough	Lackawanna	Hillside Coal & Iron Co.	231,007		0	245,607	186	551
1889	Keystone	Colliery	Tunnel	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	104,538		0	106,738	224	322
1890	Clifford	Colliery	Shaft / Slope	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	96,228		0	105,186	207	233
1890	Consolidated	Colliery	Shaft / Slope	2	Avoca	Luzerne	Hillside Coal & Iron Co.	127,954		0	137,348	191	367
1890	Erie	Colliery	Shaft	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	162,465		0	176,582	183	494
1890	Forest City	Colliery	Shaft / Slope	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	193,854		0	210,164	215	406
1890	Glenwood	Colliery	No. 1 Shaft / No. 2 Shaft	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	208,107		0	216,319	176	483
1890	Keystone	Colliery	Drift	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	100,187		0	101,647	225	244
1891	Clifford	Colliery	Shaft / Slope	2	Forest City	Susquehanna	Hillside Coal & Iron Co.	125,513		0	137,218	208	257
1891	Consolidated	Colliery	Shaft / Slope	3	Avoca	Luzerne	Hillside Coal & Iron Co.	144,273		0	154,404	231	406
1891	Erie	Colliery	Shaft	2	Mayfield	Lackawanna	Hillside Coal & Iron Co.	196,680		0	209,654	237	496
1891	Forest City	Colliery	Shaft / Slope	2	Forest City	Susquehanna	Hillside Coal & Iron Co.	203,022		0	229,043	244	566
1891	Glenwood	Colliery	No. 1 Shaft / No. 2 Shaft	2	Mayfield	Lackawanna	Hillside Coal & Iron Co.	267,663		0	278,911	244	482
1891	Keystone	Colliery	Tunnel	2	Mayfield	Lackawanna	Hillside Coal & Iron Co.	92,504		0	94,304	236	208
1892	Clifford	Colliery	Shaft¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	206,097		0	218,167	216	393
1892	Consolidated	Colliery	Shaft / Slope	3	Avoca	Luzerne	Hillside Coal & Iron Co.	102,835		0	112,009	193	338
1892	Erie	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	212,068		0	227,733	240	478
1892	Forest City	Colliery	Shaft / Slope¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	208,882		0	239,455	217	606
1892	Glenwood	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	269,875		0	281,929	250	581
1892	Keystone	Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	72,858		0	74,658	176	195
1893	Clifford	Colliery	Shaft¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	221,014		0	156,228	199	402
1893	Consolidated	Colliery	Shaft / Slope	3	Avoca	Luzerne	Hillside Coal & Iron Co.	116,521		0	121,562	196	353
1893	Erie	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	182,234		0	198,180	213	527
1893	Forest City	Colliery	Shaft / Slope¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	210,664		0	315,728	205	643	Of the tonnage shipped to market, 75,395 tons were mined at the Forest City Shaft
1893	Glenwood	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	179,620		0	195,074	174	511
1893	Keystone	Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	68,885		0	69,985	174	201	Of the total amount mined at Forest City shaft 75,395 tons were sent to Clifford Breaker.
1894	Clifford	Colliery	Shaft¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	239,783		0	149,511	168	402	Of the number of tons shipped from Clifford, 93,435 tons were mined at Forest City
1894	Consolidated	Colliery	Shaft / Slope	3	Avoca	Luzerne	Hillside Coal & Iron Co.	100,726		0	105,549	159	378	Called Brownville Breaker on period map.
1894	Erie	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	154,442		0	166,333	177	485
1894	Forest City	Colliery	Shaft / Slope¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	146,504		0	264,057	113	610	Of the total mined at Forest City, 93,435 tons were prepared at Clifford breaker.
1894	Glenwood	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	189,431		0	203,175	179	490
1894	Keystone	Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	45,086		0	46,021	148	153
1895	Clifford	Colliery	Shaft¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	221,228		0	143,489	161	427
1895	Consolidated	Colliery	Shaft / Slope	3	Avoca	Luzerne	Hillside Coal & Iron Co.	98,099		0	102,415	147	381
1895	Erie	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	150,706		0	163,934	184	502
1895	Forest City	Colliery	Shaft / Slope¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	225,473		0	335,413	161	688
1895	Glenwood	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	140,188		0	154,249	164	431
1895	Keystone	Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	42,776		0	43,819	165	128
1896	Clifford	Colliery	Shaft¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	234,669		0	146,310	143	424
1896	Consolidated	Colliery	Shaft / Slope	3	Avoca	Luzerne	Hillside Coal & Iron Co.	106,932		0	114,126	143	377
1896	Erie	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	122,871		0	136,125	143	441
1896	Forest City	Colliery	Shaft / Slope¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	211,406		0	328,327	143	762
1896	Glenwood	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	123,099		0	134,643	143	434
1896	Keystone	Colliery		1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	36,068		0	37,103	143	119
1897	Clifford	Colliery	Shaft¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	214,810		0	141,680	133	448
1897	Consolidated	Colliery	Shaft / Slope	3	Avoca	Luzerne	Hillside Coal & Iron Co.	30,978		0	33,085	38	2
1897	Erie	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	119,960		0	133,105	133	421
1897	Forest City	Colliery	Shaft / Slope¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	206,446		0	334,808	133	786
1897	Glenwood	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	112,825		0	123,983	133	448
1897	Keystone	Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	35,059		0	36,125	133	114
1898	Clifford	Colliery	Shaft¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	215,332	New York, Lake Erie and Western Railroad	0	129,707	124	429
1898	Erie	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	107,229	New York, Lake Erie and Western Railroad	0	123,585	124	416
1898	Forest City	Colliery	Shaft / Slope¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	177,456	New York, Lake Erie and Western Railroad	0	293,232	120	764
1898	Glenwood	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	89,273	New York, Lake Erie and Western Railroad	0	100,816	116	409
1898	Keystone	Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	40,599	New York, Lake Erie and Western Railroad	0	41,515	147	113
1899	Clifford	Colliery	Shaft¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	327,278	Erie	0	184,235	175	422
1899	Erie	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	136,514		0	154,737	172	403
1899	Forest City	Colliery	Shaft / Slope¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	265,575	Erie	0	439,890	182	788
1899	Glenwood	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	96,184		0	107,124	132	363
1899	Keystone	Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	46,996		0	48,074	175	127
1900	Butler	Colliery	Butler Shaft / Chapman Shaft	3	Pittston Twp.	Luzerne	Hillside Coal & Iron Co.	11,559	E&WV / WB&E	0	13,734	18
1900	Clifford	Colliery	Shaft¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	370,902	Erie	0	175,261	180	421
1900	Consolidated	Colliery	Shaft / Slope	3	Avoca	Luzerne	Hillside Coal & Iron Co.	430	LV / NYS&W	0	660	3	195
1900	Erie	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	95,129	D&H	0	108,862	129	382
1900	Fernwood	Colliery	Shaft / Tunnel	3	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	6,378		0	7,154	16
1900	Forest City	Colliery	Shaft / Slope¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	93,529	Erie	0	321,171	63	829
1900	Glenwood	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	83,617	D&H	0	93,434	119	294
1900	Keystone	Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	38,776	D&H	0	39,687	139	117
1901	Butler	Colliery	Tunnel / Shaft	3	Pittston Twp.	Luzerne	Hillside Coal & Iron Co.	165,307	E&WV	0	176,706	189	539
1901	Clifford	Colliery	Shaft¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	292,038	Erie	0	171,462	163	470
1901	Consolidated	Colliery	Shaft / Slope	3	Avoca	Luzerne	Hillside Coal & Iron Co.	155,736	E&WV	0	161,552	179	537
1901	Erie	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	127,682	D&H	0	138,552	157	401
1901	Fernwood	Colliery	Shaft / Tunnel	3	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	91,352	E&WV	0	105,680	159	423
1901	Forest City	Colliery	Shaft / Slope¹	1	Forest City	Susquehanna	Hillside Coal & Iron Co.	331,576	Erie	0	492,025	184	939
1901	Glenwood	Colliery	Shaft¹	1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	41,813	D&H	0	60,035	57	270
1901	Glenwood	Washery		1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	33,844	D&H	0	33,844	182	11
1901	Keystone	Colliery		1	Mayfield	Lackawanna	Hillside Coal & Iron Co.	47,917	D&H	0	48,829	161	114
1902	Butler	Colliery	Tunnel / Chapman Shaft	3	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	80,811	E&WV	0	93,160	101	410
1902	Clifford	Colliery	Shaft¹	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	169,096	Erie	0	105,390	110	470
1902	Consolidated	Colliery	Shaft / Slope	3	Avoca¹	Luzerne	Hillside Coal & Iron Co.	126,871	E&WV	0	134,505	126	642
1902	Elmwood	Washery		3	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	7,928	E&WV	0	8,928	34
1902	Erie	Colliery	Shaft¹	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	82,968	Erie	0	97,815	111	413
1902	Fernwood	Colliery	Shaft / Tunnel	3	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	48,131	E&WV	0	57,568	63	355
1902	Forest City	Colliery	Shaft / Slope¹	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	204,355	Erie	0	298,858	153	916
1902	Glenwood	Colliery	Shaft¹	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	36,717	Erie	0	59,548	61	238
1902	Glenwood	Washery		1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	28,990	Erie	0	31,456	201	11
1902	Keystone	Colliery		1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	34,494	Erie	0	35,304	105	117
1902	Pittston	Washery		3		Luzerne	Hillside Coal & Iron Co.	242,318	E&WV	0	245,574	181	66
1903	Butler	Colliery	Tunnel / Chapman Shaft	5	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	130,484	E&WV	0	145,174	181	475
1903	Clifford	Colliery	Shaft	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	189,687	Erie	0	203,323	228	446
1903	Consolidated	Colliery	Shaft / Slope	5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	232,342	E&WV	0	241,845	240	587
1903	Erie	Colliery	Shaft	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	137,231	Erie	0	152,061	203	421
1903	Fernwood	Colliery	Shaft / Tunnel	5	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	116,036	E&WV	0	124,244	183	409
1903	Forest City	Colliery	Shaft / Slope	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	480,781	Erie	0	511,653	247	921
1903	Glenwood	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	86,420	D&H	0	110,728	128	239
1903	Glenwood	Washery		1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	5,328	D&H	0	5,328	83	11
1903	Keystone	Colliery	Drift	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	60,594	Erie	0	61,400	189	115
1903	Pittston	Washery		5		Luzerne	Hillside Coal & Iron Co.	131,848	E&WV	0	137,402	132
1904	Boston	Washery		5		Luzerne	Hillside Coal & Iron Co.	26,640	Erie	0	27,405	32	46
1904	Butler	Colliery	Marcy Slope / Checker Slope / Chapman Shaft / Thomas Shaft	5	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	152,578	Erie	0	167,671	171	662
1904	Clifford	Colliery	Shaft	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	291,549	Erie	0	306,647	210	451
1904	Consolidated	Colliery	No. 1 Shaft / No. 2 Brown's Slope / Shaft	5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	160,798	Erie	0	172,113	211	566
1904	Erie	Colliery	Shaft	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	111,860	Erie	0	126,995	180	459
1904	Fernwood	Colliery	Slope / Tunnel	5	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	119,299	Erie	0	127,808	207	377
1904	Forest City	Colliery	No. 2 Shaft / Slope	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	285,531	Erie	0	311,603	198	941
1904	Glenwood	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	76,500	D&H	0	97,377	130	298
1904	Keystone	Colliery	Drifts	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	49,488	Erie	0	50,200	163	94
1905	Boston	Washery		5		Luzerne	Hillside Coal & Iron Co.	130,127	Erie	0	134,297	147	35
1905	Butler	Colliery	Marcy Slope / Checker Slope / Thomas Shaft	5	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	265,483	Erie	0	286,460	215	667
1905	Clifford	Colliery	Shaft	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	259,139	Erie	0	166,865	207	408
1905	Consolidated	Colliery	No. 1 Shaft / No. 2 Slope	5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	143,959	Erie	0	154,824	160	495
1905	Erie	Colliery	Shaft	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	109,263	Erie	0	125,169	174	459
1905	Fernwood	Colliery	No. 1 Slope / No. 5 Slope	5	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	109,599	Erie	0	119,819	193	373
1905	Forest City	Colliery	Shaft / Slope	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	304,744	Erie	0	440,408	221	904
1905	Glenwood	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	70,081	D&H	0	91,294	147	269
1905	Keystone	Colliery	Drift (3)	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	47,490	Erie	0	48,222	158	98
1906	Boston	Washery		6		Luzerne	Hillside Coal & Iron Co.	15,476	NYS&W	0	16,253	27	34
1906	Butler	Colliery	Marcy Slope / Checker Slope / Thomas Shaft	6	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	249,281	Erie	0	267,103	190	662
1906	Clarence	Colliery	No. 1 Slope / No. 2 Slope	6		Luzerne	Hillside Coal & Iron Co.	28,950	NYS&W	0	32,618	126	203
1906	Clifford	Colliery	Shaft	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	214,350	Erie	0	229,821	205	506
1906	Consolidated	Colliery	Shaft / Slope	5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	182,800	NYS&W	0	194,917	204	536
1906	Consolidated	Washery		5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	14,341	NYS&W	0	14,341	47	11
1906	Erie	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	84,048	Erie	0	101,202	151	417
1906	Erie	Washery		1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	35,672	Erie	0	35,672	113	13
1906	Fernwood	Colliery	No. 1 Slope / No. 5 Slope	6	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	85,435	NYS&W	0	96,082	176	385
1906	Forest City	Colliery	No. 2 Shaft / Slope	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	242,617	Erie	0	272,056	202	814
1906	Glenwood	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	63,497	Erie	0	89,104	137	267
1906	Keystone	Colliery	No. 1 Drift / No. 2 Drift / No. 3 Drift (robbing)	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	39,027	Erie	0	39,742	177	74
1906	Susquehanna	Washery		6		Luzerne	Hillside Coal & Iron Co.	28,405	NYS&W	0	30,291	105	33
1906	Yatesville	Washery		6	Yatesville¹	Luzerne	Hillside Coal & Iron Co.	1,423	NYS&W	0	1,563	20	19
1907	Butler	Colliery	Marcy Slope / Checker Slope / Thomas Shaft	6	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	252,371	Erie	0	273,731	228	674
1907	Clarence	Colliery	No. 1 Slope / No. 2 Slope	6		Luzerne	Hillside Coal & Iron Co.	28,487	CNJ	0	34,630	158	215
1907	Clifford	Colliery	Shaft	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	253,877	Erie	0	269,455	236	496
1907	Consolidated	Colliery	Shaft / Slope	5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	194,006	Erie / NYS&W	0	208,166	213	477
1907	Consolidated	Washery		5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	2,479	Erie / NYS&W	0	2,479		3
1907	Erie	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	111,476	Erie	0	133,855	221	439
1907	Erie	Washery		1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	76,175	Erie	0	76,175		20
1907	Fernwood	Colliery	Fernwood No. 1 Slope / Fernwood No. 5 Slope	6	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	80,373	NYS&W	0	101,241	185	399
1907	Forest City	Colliery	No. 2 Shaft / Slope	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	267,078	Erie	0	305,624	252	779
1907	Glenwood	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	80,438	Erie	0	105,730	189	296
1907	Keystone	Colliery	Drift	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	8,433	Erie	0	8,825	66	41
1907	Susquehanna	Washery		6		Luzerne	Hillside Coal & Iron Co.	36,013	NYS&W	0	40,220		42
1907	Yatesville	Washery		6	Yatesville¹	Luzerne	Hillside Coal & Iron Co.	23,186	CNJ	0	26,770		24
1908	Butler	Colliery	Marcy Slope / Checker Slope / Thomas Shaft / Fernwood No. 1 Slope / Fernwood No. 5 Slope	6	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	341,452	Erie	0	373,802	243	951
1908	Clarence	Colliery	No. 1 Slope (Idle) / No. 2 Slope (Idle)	6		Luzerne	Hillside Coal & Iron Co.	11,560	CNJ	0	15,352	75
1908	Clifford	Colliery	Shaft	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	290,999	Erie	0	320,536	212	518
1908	Consolidated	Colliery	Shaft / Slope	5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	218,039	LV	0	239,343	223	547
1908	Erie	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	121,810	Erie	0	143,695	234	390
1908	Erie	Washery		1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	63,177	Erie	0	63,177	0	13
1908	Forest City	Colliery	No. 2 Shaft	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	98,950	Erie	0	115,089	90	784
1908	Glenwood	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	67,933	Erie	0	93,166	175	250
1908	Susquehanna	Washery		6		Luzerne	Hillside Coal & Iron Co.	4,625	NYS&W	0	10,711
1909	Butler	Colliery	Marcy Slope / Checker Slope / Thomas Shaft / Fernwood No. 1 Slope (Idle) / Fernwood No. 5 Slope (Idle)	6	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	424,233	Erie	0	456,479	247	911
1909	Consolidated	Colliery	Shaft / Slope	5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	202,803	Erie	0	220,651	222	470
1909	Consolidated	Washery		5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	3,103	Erie	0	3,103	31		Employees included with Consolidated Colliery
1909	Erie	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	69,741	Erie	0	91,461	147	412
1909	Forest City	Colliery	No. 2 Shaft / Forest City Slope / Clifford Shaft	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	474,146	Erie	0	523,505	262	1205
1909	Glenwood	Colliery	Shaft (abandoned)	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	19,273	Erie	0	29,000	60	259
1910	Butler	Colliery	Marcy Slope / Checker Slope / Fernwood Slope / Clarence Slope / Thomas Slope	6	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	405,541	Erie	0	458,105	282	1135
1910	Consolidated	Colliery	Slope / Drift	5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	179,797	Erie	0	197,635	264	430
1910	Erie	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	178,926	Erie	0	204,026	182	371
1910	Forest City	Colliery	No. 2 Shaft / Clifford Shaft	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	500,911	Erie	0	555,510	286	1226
1911	Butler	Colliery	Butler Marcy Shaft / Butler Checker Slope / Thomas Shaft / Fernwood Slope / Clarence Slope	6	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	568,205	Erie	0	628,314	296	1371
1911	Consolidated	Colliery	Slope / Drift	5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	320,508	Erie	0	342,271	261	548
1911	Erie	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	206,971	Erie	0	232,450	218	344
1911	Forest City	Colliery	No. 2 Shaft / Clifford Shaft	21	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	542,582	Erie	0	596,036	273	1291
1912	Butler	Colliery	Checker Slope / Marcy Slope / Thomas Shaft / Fernwood Slope / Clarence Slope	6	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	492,384	Erie	0	544,971	253	1483
1912	Consolidated	Colliery	Slope / Drift	5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	187,534	Erie	0	212,043	200	376
1912	Erie	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	161,285	Erie	0	181,221	174	338
1912	Forest City	Colliery	No. 2 Shaft / Clifford Shaft	21	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	465,515	Erie	0	515,155	231	1365
1913	Butler	Colliery	Checker Slope (abandoned) / Marcy Slope / Thomas Shaft / Fernwood Slope / Clarence Slope (abandoned) / Deep Well (new mine)	6	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	612,702	Erie	0	668,072	299	1517
1913	Consolidated	Colliery	Slope / Drift	5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	139,210	Erie	0	165,193	228	384
1913	Erie	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	163,937	Erie	0	185,975	183	317
1913	Forest City	Colliery	No. 2 Shaft / Clifford Shaft / Gray Slope	21	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	474,600	Erie	0	523,411	280	1420
1914	Butler	Colliery	Butler Slope / Thomas Shaft / Fernwood Slope / Checker Slope (abandoned)	6	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	628,684	Erie	0	684,929	292	1802
1914	Consolidated	Colliery	Slope / Drift	5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	140,256	Erie	0	165,112	267	391
1914	Erie	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	159,039	Erie	0	180,757	220	330
1914	Forest City	Colliery	No. 2 Shaft / Clifford Shaft / Gray Slope	21	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	504,976	Erie	0	557,408	283	1539
1915	Butler	Colliery	Butler Slope / Thomas Shaft / Fernwood Slope	6	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	613,310	Erie	0	664,524	267	1584
1915	Consolidated	Colliery	Slope / Drift	5	Avoca¹	Luzerne	Hillside Coal & Iron Co.	119,743	Erie	0	146,935	235	370
1915	Erie	Colliery	Shaft	1	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	128,698	Erie	0	146,240	203	285
1915	Forest City	Colliery	No. 2 Shaft / No. 2 Dunmore Shaft / Clifford Shaft / Gray Slope	21	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	533,038	Erie	0	583,729	267	1395
1916	Butler	Colliery	Butler Slope / Thomas Shaft / Fernwood Slope	8	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	534,015	Erie	0	579,975	289	1423
1916	Consolidated	Colliery	Slope	7	Avoca¹	Luzerne	Hillside Coal & Iron Co.	110,510	Erie	0	129,942	270	283
1916	Erie	Colliery	Shaft	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	69,027	Erie	0	82,379	223	187
1916	Forest City	Colliery	No. 2 Shaft / No. 2 Dunmore Shaft / Clifford Shaft / Gray Slope	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	527,694	Erie	0	593,012	302	1217
1917	Butler	Colliery	Butler Slope / Thomas Shaft / Fernwood Slope	8	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	702,908	Erie	0	751,603	321	1507
1917	Consolidated	Colliery	Slope / Red Ash Slope / No. 2 Slope	7	Avoca¹	Luzerne	Hillside Coal & Iron Co.	93,868	Erie	0	113,236	265	274
1917	Erie	Colliery	Shaft	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	60,860	Erie	0	73,786	239	160
1917	Forest City	Colliery	No. 2 Shaft / Clifford Shaft / Gray Slope	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	523,778	Erie	0	582,593	299	1022
1918	Butler	Colliery	Butler Slope / Thomas Shaft / Fernwood Slope	8	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	786,863	Erie	0	844,683	307	1554
1918	Consolidated	Colliery	Slopes (3)	7	Avoca¹	Luzerne	Hillside Coal & Iron Co.	80,635	Erie	0	99,429	279	309
1918	Erie	Colliery	Shaft	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	60,420	Erie	0	74,596	267	162
1918	Forest City	Colliery	No. 2 Shaft / Clifford Shaft / Gray Slope	1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	466,617	Erie	0	515,778	307	891
1919	Butler	Colliery		8	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	711,528	Erie	0	769,653	306	1662
1919	Consolidated	Colliery		7	Avoca¹	Luzerne	Hillside Coal & Iron Co.	103,515	Erie	0	121,861	296	334
1919	Erie	Colliery	Shaft¹	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	59,012	Erie	0	72,710	259	222
1919	Forest City	Colliery		1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	396,689	Erie	0	439,690	285	928
1920	Butler	Colliery		8	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	590,371	Erie	0	648,449	239	1578
1920	Consolidated	Colliery		7	Avoca¹	Luzerne	Hillside Coal & Iron Co.	92,943	Erie	0	111,367	255	266
1920	Erie	Colliery	Shaft¹	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	48,294	Erie	0	61,541	257	186
1920	Forest City	Colliery		1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	357,950	Erie	0	409,309	292	833
1921	Butler	Colliery		8	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	620,673	Erie	0	677,685	261	1580
1921	Consolidated	Colliery		7	Avoca¹	Luzerne	Hillside Coal & Iron Co.	108,151	Erie	0	125,097	278	266
1921	Erie	Colliery	Shaft¹	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	116,343	Erie	0	123,646	297	373
1921	Forest City	Colliery		1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	382,364	Erie	0	431,215	301	1030
1922	Butler	Colliery		8	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	303,189	Erie	0	344,781	128	1474
1922	Consolidated	Colliery		7	Avoca¹	Luzerne	Hillside Coal & Iron Co.	45,538	Erie	0	54,909	138	225
1922	Erie	Colliery	Shaft¹	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	78,701	Erie	0	78,847	158	381
1922	Forest City	Colliery		1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	212,955	Erie	0	251,248	164	981
1922	Hillside	Colliery		1	Moosic¹	Lackawanna	Hillside Coal & Supply Co.	1,578	NYO&W	0	2,365	75	49
1923	Butler	Colliery		8	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	568,163	Erie	0	618,505	261	1433
1923	Consolidated	Colliery		7	Avoca¹	Luzerne	Hillside Coal & Iron Co.	55,187	Erie	0	66,051	202	225
1923	Erie	Colliery	Shaft¹	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	163,457	Erie	0	164,286	285	424
1923	Forest City	Colliery		1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	368,868	Erie	0	417,569	285	913
1924	Butler	Colliery		8	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	486,408	Erie	0	530,082	242	1395
1924	Erie	Colliery	Shaft¹	2	Mayfield¹	Lackawanna	Hillside Coal & Iron Co.	201,479	Erie	0	202,163	300	437
1924	Forest City	Colliery		1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	376,797	Erie	0	431,277	290	976
1925	Butler	Colliery		8	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	286,945	Erie	7,297	320,697	137	1365
1925	Forest City	Colliery		1	Forest City¹	Wayne Susquehanna Lackawanna	Hillside Coal & Iron Co.	244,295	Erie	0	283,166	203	924
1926	Butler	Colliery		8	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	499,924	Erie	0	534,253	241	1329
1926	Forest City	Colliery		1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	317,599	Erie	0	357,111	247	977
1927	Butler	Colliery		7	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	491,260	Erie	0	528,968	233	1335
1927	Forest City	Colliery		1	Forest City¹	Lackawanna	Hillside Coal & Iron Co.	137,318	Erie	0	158,645	229	218
1927	Forest City	Colliery		1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	104,362	Erie	0	120,570	229	435
1927	Forest City	Colliery		1	Forest City¹	Wayne	Hillside Coal & Iron Co.	32,956	Erie	0	38,075	229	237
1928	Butler	Colliery		7	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	391,039	Erie	0	420,703	196	1256
1928	Forest City	Colliery		1	Forest City¹	Lackawanna	Hillside Coal & Iron Co.	109,713	Erie	0	125,692	179	376
1928	Forest City	Colliery		1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	37,772	Erie	0	100,560	179	337
1928	Forest City	Colliery		1	Forest City¹	Wayne	Hillside Coal & Iron Co.	21,945	Erie	0	25,144	179	80
1929	Butler	Colliery		7	Pittston Twp.¹	Luzerne	Hillside Coal & Iron Co.	301,363	Erie	0	329,719	155	1316
1929	Forest City	Colliery		1	Forest City¹	Lackawanna	Hillside Coal & Iron Co.	125,340	Erie	0	150,440	145	383
1929	Forest City	Colliery		1	Forest City¹	Susquehanna	Hillside Coal & Iron Co.	10,164	Erie	0	11,566	145	250
1929	Forest City	Colliery		1	Forest City¹	Wayne	Hillside Coal & Iron Co.	38,876	Erie	0	41,000	145	75

Note 1: Added, does not appear in the mine inspection report.