ILMines (Coal Mine) Viewer should still be available at this (Link)
Coal Report Production for Mine Index 2775
| year | operator | town | prod_tons | opening | depth | seam | thickness | method | days | emp | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1882 | J. Inkhaus | Edwardsville | 8,000 | shaft | 65 | #1 | 6 | 12 mo | 7 | ||
| 1883 | 7,000 | shaft | 60 | #1 | 4.4 | 8 mo | 8 | ||||
| 15,000 |