Washington DC: Geological Survey, 1954.
Softcover. Very Good +. ii, 21 pp, with illustrations, maps, tables, in original wrappers with stapled binding. Previous owner's name written on front cover; light handling wear. "Reconnaissance for radioactive deposits was conducted in selected areas of Eastern Alaska during 1952. Examination of copper, silver, and molybdenum occurences and of a reported nickel prospect in the Slana-Nabesna and Chisana districts in the eastern Alaska Range revealed a maximum radioactivity of about 0.003 percent equivalent uranium."