Production:4312

From ILMINES WIKI
year DMM operator production cumulative opening depth seam thickness method days emp
1927 Bluff View Coal Co. 3,146 156 8
1928 23,176 240 18
1929 23,545 242 20
1930 17,218 175 26
1931 19,404 191 26
1932 7,848 112 30
1933 14,004 200 18
108,341