Investigation of coal deposits in the Coal Creek District, Gunnison County, Colo. :
Progress report 1 /
Albert L. Toenges [and others]
APA Citation
Toenges, A. L. (1947). Investigation of coal deposits in the Coal Creek District, Gunnison County, Colo.: Progress report 1. [Washington, D.C.]: United States Bureau of Mines.
MLA Citation
Toenges, Albert L. Investigation of Coal Deposits In the Coal Creek District, Gunnison County, Colo.: Progress Report 1. [Washington, D.C.]: United States Bureau of Mines, 1947.
Warning: These citations may not always be complete (especially for serials).