00869cam a22002531 4500 gs 53000239 DLC 20260227111400.0 800114s1953 dcu b f000 0 eng c gs 53000239 (OCoLC)5869130 U.S. Geol. Survey. Libr. MsSM DLC premarc QE75 .C5 no. 281 Curtis, Diane, 1931- Bibliography of U. S. Geological Survey trace elements and related reports, by Diane Curtis and Shirley S. Houser. Washington, 1953. 21 p. 27 cm. Geological Survey circular, 281 Trace elements Bibliography. Geological Survey (U.S.) Bibliography. Houser, Shirley Loleta (Simpson) 1927- joint author. Geological Survey (U.S.). Circular ; no. 281. 28773 28773