Origin of the black sands of the coast of southwest Oregon,
Twenhofel, William H. 1875-1957.
Origin of the black sands of the coast of southwest Oregon, by W. H. Twenhofel. - [Portland] 1943. - 25 p. illus., maps. 28 cm. - Oregon. Dept. of Geology and Mineral Industries. Bulletin no. 24 .
Bibliography: p. 25.
gs 43000028
Black sand--Oregon.
Sedimentation and deposition--Oregon.
Geology--Oregon.
QE155 / .A3 no. 24
558.62
Origin of the black sands of the coast of southwest Oregon, by W. H. Twenhofel. - [Portland] 1943. - 25 p. illus., maps. 28 cm. - Oregon. Dept. of Geology and Mineral Industries. Bulletin no. 24 .
Bibliography: p. 25.
gs 43000028
Black sand--Oregon.
Sedimentation and deposition--Oregon.
Geology--Oregon.
QE155 / .A3 no. 24
558.62