| 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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| 1936 | King | | Mine | | 6 | | Lackawanna | King Coal Co. | 0 | Truck 1 | 2,783 | 2,783 | 246 | 28 | | | 1937 | King | | Mine | | 6 | | Lackawanna | King Coal Co. | 0 | Truck 1 | 4,669 | 4,669 | 123 | 18 | | | 1938 | King | | Mine | | 6 | | Lackawanna | King Coal Co. | 0 | | 0 | 0 | 97 | 20 | Coal included in Olyphant Colliery's total. |
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