| 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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| 1935 | Maltby | | Colliery | | 9 | Swoyersville 1 | Luzerne | Sunday Mining Co. | 10,472 | | 0 | 10,472 | 124 | 43 | | | 1936 | Maltby | | Colliery | | 9 | Swoyersville 1 | Luzerne | Sunday Mining Co. | 42,276 | | 0 | 42,276 | 289 | 55 | | | 1937 | Maltby | | Colliery | | 9 | Swoyersville 1 | Luzerne | Sunday Mining Co. | 39,166 | | 0 | 39,666 | 232 | 40 | | | 1938 | Maltby | | Colliery | | 9 | Swoyersville 1 | Luzerne | Sunday Mining Co. | 48,420 | | 2,138 | 50,558 | 268 | 51 | Coal prepared at Kingston No. 4 and Kintz Collieries. | | 1939 | Maltby | | Mine | | 9 | Swoyersville 1 | Luzerne | Sunday Mining Co. | 47,818 | | 165 | 47,983 | 238 | 50 | Run of mine coal. |
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