Harrisburg-Big Muddy Coal Company
Coal Mines
| Mine Index | Coal Company, Mine Name | Quadrangle | County |
|---|---|---|---|
| 0128 | O’Gara Coal Company, O’Gara No. 14 Mine Harrisburg-Big Muddy Coal Company, Harrisburg-Big Muddy No. 14 Mine | Harrisburg | Saline |
| 0535 | Harrisburg-Big Muddy Coal Company, Illinois Mine O’Gara Coal Company, O’Gara No. 12 Mine Harrisburg-Big Muddy Coal Company, Harrisburg-Big Muddy No. 12 Mine Sahara Coal Company, Inc., Sahara No. 12 Mine | Harrisburg Galatia | Saline |