00755cam a22002531 4500 gs 53000348 DLC 20260227111401.0 800717s1953 dcua f000 0 eng c gs 53000348 (OCoLC)6523769 U.S. Geol. Survey. Libr. NGenoU DLC QE75 .C5 no. 285 QE515 .F55 553 Fleischer, Michael, 1908- Recent estimates of the abundances of the elements in the earth's crust. Washington, 1953. 7 p. diagrs., tables, 27 cm. Geological Survey circular 285 "Reference for tables 2 and 3": p. 3. Chemical elements. Geochemistry. 28811 28811