Geology and coal resources of the Toledo-Castle Rock district, Cowlitz and Lewis Counties, Washington.
Roberts, Albert Eugene,1921-
Geological Survey (U.S.)
Washington, U.S. Govt. Print. Off.,
1958.
Part of illustrative matter folded in pocket.
"A study of resources, principally coal but including oil and gas, clays, and gravel and crushed rock, in Tertiary and Quaternary deposits."
Bibliography : p. 57-58
Coal
Mines and mineral resources
Geology