Production:91830036
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| year | DMM | operator | address | production | cumulative | opening | depth | seam | thickness | method | days | emp |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1879 | Henry Jones | Danville | 1,200 | drift | 60 | 6 | 4 mo |
| year | DMM | operator | address | production | cumulative | opening | depth | seam | thickness | method | days | emp |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1879 | Henry Jones | Danville | 1,200 | drift | 60 | 6 | 4 mo |