00839cam a22002531 4500 gs 14000757 DLC 20260227111316.0 760210s1914 dcu f000 0 eng gs 14000757 (OCoLC)1982340 DLC IDeKN OCoLC DLC QE75 .B9 no. 583 QE391.F4 H4 Hess, Frank Lee, 1871-1955. Colorado ferberite and the wolframite series, by Frank L. Hess and Waldemar T. Schaller. Washington, Govt. print. off., 1914. 75 p. XIV pl. on 7 l., diagrs. 23 cm. U.S. Geological survey. Bulletin 583 Bibliography: p. 74-75. Ferberite. Wolframite group. Schaller, Waldemar T. (Waldemar Theodore), 1882- joint author. 25428 25428