Production:4145

From ILMINES WIKI
year DMM operator address production cumulative opening depth seam thickness method days emp
1935 Prosperity Coal Co. Marion 1,102 UG 100 5
1936 Marion 1,280 UG 128 4
1937 L-56 Marion 100 2,482 UG 10 4
1937 Towery Brothers Marion 1,337 UG 140 3
1938 Marion 148 1,485 UG 17 3
3,967