Survey of helium in natural water wells and springs in southwest Montana and vicinity and Imperial Valley, California
Subtitle: part III, Jan. 1 -Dec. 31, 1980
By: by W.P. Doering, Irving Friedman, and Guida Veronda ; United States Department of the Interior, Geological Survey
Contributors: Friedman, Irving, 1920-; Veronda, Guida; Geological Survey (U.S.)
Series: Open-file report -- 81-893; Open-file report (Geological Survey (U.S.)) -- 81-893
Publisher: The Survey
Published: 1981
Place of publication: [Reston, Va.?]
Language: eng
Format: Microform
Subjects: Helium -- California; Helium -- Montana
Notes: Microfiche. [Denver, Colo. : U.S. Geological Survey, 1981?]. 1 microfiche ; 11 x 15 cm

Bibliography: p. 11