Production:1830173b

From ILMINES WIKI
year DMM operator address production cumulative opening depth seam thickness method days emp
1899 Danville Brick & Tile Co. Danville 6,000 slope 60 #7 5.5 180
1900 7,879 60 5.5 RP 280
1901 7,500 slope 40 #7 6 RP 150
1902 7,500 323
1903 7,000 surface #7 5.5 300
1904 5,000 drift 60 #7 5.5 RP 200
1905 5,000 surface 22 #7 6 300
45,879