Economic geology of the Kittanning and Rural valley quadrangles, Pennsylvania
By: by Charles Butts.
Series: U.S. Geological survey. Bulletin; no. 279
Publisher: Govt. print. off.
Published: 1906
Place of publication: Washington
Language: eng
Number of pages: 198
Subjects: Mines and mineral resources -- Pennsylvania; Coal -- Pennsylvania; Geology -- Pennsylvania
Notes: Subject series: A, Economic geology, 67; B, Descriptive geology, 83.
Folded map in pocket.
Issued also as House doc. no. 827, 59th Cong., 1st sess.