Production:91830318b
(Redirected from Production:1830318b)
| year | DMM | company | production | cumulative | type | depth | seam | thickness | method | days | emp |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1921 | Standard Coal Co. | 5,000 | 200 |
| year | DMM | company | production | cumulative | type | depth | seam | thickness | method | days | emp |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1921 | Standard Coal Co. | 5,000 | 200 |