Production:1830173a

From ILMINES WIKI
year DMM operator address production cumulative opening depth seam thickness method days emp
1896 Danville Brick & Tile Co. Danville 3,000 surface 14 6 180
1897 7,100 surface 12 5.5 280
1898 8,000 surface 12 #7 5.5 150
18,100