Beath, Orville A. 1884- Some rocks and soils of high selenium content, by O. A. Beath, Arthur F. Hagner, [and] C. S. Gilbert. - Laramie, Univ. of Wyoming, 1946. - 23 p. illus. 23 cm. "References": p. 22-23. LCCN: gs 47000251 Subjects--Topical Terms: Selenium.Petrology--Wyoming.Petrology--Utah. LC Class. No.: QE181 / .A25 no. 36