| 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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| 1955 | Carpenter | No. 6 | Mine | Tunnel | 5 | Exeter 2 | Luzerne | Masci Coal Co. | 0 | | 0 | 2,445 | 200 | 3 | Mine employing less than five persons. | | 1956 | Carpenter | | Mine | | 5 | | Luzerne | Masci Coal Co. | 1,247 | | 0 | 1,247 | 154 | 4 | Mine employing less than five persons. | | 1958 | Stevens | | Colliery | | 9 | West Pittston 1 | Luzerne | Masci Coal Co. | 972 | | 789 | 4,483 | 208 | 5 | Coal prepared at Morgan Breaker. | | 1959 | Stevens | | Colliery | Slope | 10 | West Pittston 1 | Luzerne | Masci Coal Co. | 1,095 | | 787 | 5,835 | 220 | 5 | Coal prepared at Morgan and Northwest breakers. | | 1960 | Stevens | | Colliery | Slope | 10 | West Pittston 1 | Luzerne | Masci Coal Co. | 323 | | 89 | 1,657 | 89 | 5 | Coal prepared at Morgan Breaker. | | 1961 | Stevens | | Colliery | | 11 | West Pittston 1 | Luzerne | Masci Coal Co. | 1,035 | | 350 | 2,465 | 129 | 5 | Coal prepared at Morgan and Bel Air breakers. |
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