The
coal resources of McCone County, Montana
Collier, Arthur J. (Arthur James)
1866-1939
creator
Knechtel, Maxwell M. (Maxwell McMichael)
1897-
joint author.
text
dcu
Washington
U.S. Govt. Print. Off.
1939
monographic
eng
vii, 80 p. incl. illus., tables, diagrs. 16 pl. on 11 l. (incl. fold. maps, fold. diagrs.) 23 cm.
by A. J. Collier and M. M. Knechtel.
At head of title: United States Department of the Interior. Geological Survey.
Folded colored map (pl. 16) in pocket.
Coal mines and mining
Montana
Geology
Montana
McCone County
TN805.M9 C6
gs 39000253
U.S. Geol. Survey. Library
850320
20260227111344.0
gs 39000253