Underclay deposits of Somerset and eastern Fayette Counties, Pennsylvania
By: by John W. Hosterman.
Series: Geological Survey bulletin; 1363; Geological Survey bulletin ;; 1363.
Publisher: U.S. Govt. Print. Off.
Published: 1972
Place of publication: Washington
Language: eng
Number of pages: 17
Subjects: Clay -- Pennsylvania -- Somerset Co.; Clay -- Pennsylvania -- Fayette Co.
Notes: Bibliography: p. 16-17.
Illustrative matter fold. in pocket.