| Year | Operation Name | Number | Type | Opening | District | City | County | Company Name | Railroad Shipments (tons) | Railroad to Mine | Truck Shipments (tons) | Total Production (tons) | Days Worked | Employees | Notes |
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| 1938 | Thomas | | Mine | | 12 | | Luzerne | Reese Thomas | 0 | | 0 | 3,432 | 204 | 10 | Run of mine coal prepared at Kingston No. 4 Breaker. | | 1939 | Thomas | | Mine | | 12 | | Luzerne | Reese Thomas | 0 | | 0 | 1,157 | 71 | 9 | Coal shipped run of mine to Kingston No. 2 Breaker. | | 1940 | Thomas | | Mine | | 12 | | Luzerne | Reese Thomas | 3,500 | | 0 | 3,500 | 128 | 8 | Run of mine coal prepared at Black Diamond Colliery, 10th District. |
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