00835cam a22002651 4500 gs 66000274 DLC 20260227111419.0 810714s1965 idu 000 0 eng c gs 66000274 (OCoLC)7582719 U. S. Geol. Survey. Libr. GStG GStG OCoLC DLC premarc TN24.I2 A43 no. 135 Asher, Roderick R. Volcanic construction materials in Idaho, by R. R. Asher. Moscow, 1965. 150 p. illus., maps (1 fold. in pocket) 28 cm. Idaho Bureau of Mines and Geology. Pamphlet, no. 135 Cover title. Bibliography: p. 145-150. Volcanic ash, tuff, etc. Idaho. Igneous rocks. Geology, Economic Idaho. 30254 30254