Geology and petrology of the San Juan region, southwestern Colorado,
Larsen, Esper S. 1879-1961.
Geology and petrology of the San Juan region, southwestern Colorado, by Esper S. Larsen, Jr., and Whitman Cross. - Washington, U.S. Govt. Print. Off., 1956. - xiv, 303 p. illus., maps (3 col.) diagrs. (1 col.) tables. 29 cm.
Part of illustrative matter folded in pocket.
Selected bibliography : p. 297-299.
gs 56000138
Geology--Colorado.
Petrology--Colorado.
San Juan Mountains (Colo. and N.M.)
QE75 / .P9 no. 258
557.88
Geology and petrology of the San Juan region, southwestern Colorado, by Esper S. Larsen, Jr., and Whitman Cross. - Washington, U.S. Govt. Print. Off., 1956. - xiv, 303 p. illus., maps (3 col.) diagrs. (1 col.) tables. 29 cm.
Part of illustrative matter folded in pocket.
Selected bibliography : p. 297-299.
gs 56000138
Geology--Colorado.
Petrology--Colorado.
San Juan Mountains (Colo. and N.M.)
QE75 / .P9 no. 258
557.88