MBS
(Northwest)
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YearOperation NameNumberTypeOpeningDistrictCityCountyCompany NameRailroad Shipments (tons)Railroad to MineTruck Shipments (tons)Total Production (tons)Days WorkedEmployeesNotes
1934Northwest Colliery1Simpson 1LackawannaD. F. M. Coal Co.11,97336,21748,41137  
1935Northwest Mine2Simpson 1LackawannaNorthwest Coal Co.36,04721,48563,39628397 
1936Northwest Mine2Simpson 1LackawannaNorthwest Coal Co.76,874076,874229120 
1938MBS Mine6 LackawannaM. B. S. Coal Co.0Truck 19279275817Coal prepared by Ace Coal Co.
1939MBS Mine6 LackawannaM. B. S. Coal Co.0Truck 17,1217,12119019 
1939MBS Stripping6 LackawannaM. B. S. Coal Co.0Truck 1725725263 
1940MBS Mine6 LackawannaM. B. S. Coal Co.0Truck 111,24311,24315123 
1941MBS Mine6 LackawannaM. B. S. Coal Co.0Truck 112,40612,40618618 
1942MBS Mine6 LackawannaM. B. S. Coal Co.2,3517,0549,40518615 
1942Northwest Mine6Simpson 1LackawannaNorthwest Coal Co.1,56301,5634236Formerly operated by M. B. S. Coal Co.
1943Northwest Mine1Simpson 1LackawannaSimoncelli Coal Co.0Truck 12,0432,0431039 

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