The coal resources of the Yukon, Alaska,
Collier, Arthur J. 1866-1939.
The coal resources of the Yukon, Alaska, by Arthur J. Collier. - Washington, Gov't print. off., 1903. - 71, iii p. illus., VI pl. (incl. fold. maps) 24 cm. - United States. Geological survey. Bulletin no. 218 .
Subject series: A, Economic geology, 26.
gs 05000251
Coal mines and mining--Alaska--Yukon.
Geology--Alaska--Yukon.
QE75 / .B9
The coal resources of the Yukon, Alaska, by Arthur J. Collier. - Washington, Gov't print. off., 1903. - 71, iii p. illus., VI pl. (incl. fold. maps) 24 cm. - United States. Geological survey. Bulletin no. 218 .
Subject series: A, Economic geology, 26.
gs 05000251
Coal mines and mining--Alaska--Yukon.
Geology--Alaska--Yukon.
QE75 / .B9