Production:5667
Appearance
| year | operator | address | production | cumulative | opening | depth | seam | thickness | method | days | emp | worked |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1882 | Alexander Helm | Streator | 6,000 | shaft | 50 | #7 | 4.5 | 12 mo | 15 | 2 of 23 | ||
| 1883 | 7,320 | 13,320 | shaft | 50 | #7 | 5 | 12 mo | 14 | 5 of 23 |
| year | operator | address | production | cumulative | opening | depth | seam | thickness | method | days | emp | worked |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1882 | Alexander Helm | Streator | 6,000 | shaft | 50 | #7 | 4.5 | 12 mo | 15 | 2 of 23 | ||
| 1883 | 7,320 | 13,320 | shaft | 50 | #7 | 5 | 12 mo | 14 | 5 of 23 |