A reconnaissance geochemical survey of the Allegheny Front and Hickory Creek roadless areas, Allegheny National Forest, Warren County, Pennsylvania
By: by Nelson L. Hickling, Stanley P. Schweinfurth, and Betty M. Adrian ; United States Department of the Interior, Geological Survey
Contributors: Schweinfurth, Stanley P; Adrian, Betty M; Geological Survey (U.S.)
Series: Open-file report -- 83-5; Open-file report (Geological Survey (U.S.)) -- 83-5
Publisher: The Survey
Published: 1983
Place of publication: [Reston, Va.?]
Language: eng
Format: Microform
Subjects: Geochemistry -- Pennsylvania -- Warren County
Notes: Microfiche. [Denver, Colo. : U.S. Geological Survey, 1983?]. 2 microfiches ; 11 x 15 cm

Bibliography: p. 19-20