Biennial report of the topographic and geologic survey of Pennsylvania.

Description

Previous Title: Topographic and geological survey of Pennsylvania (1912)
Related Names: Pennsylvania. Topographic and Geological Survey Commission.
Language(s): English
Published: [S.l. : The Commission],
Subjects: Pennsylvania > Pennsylvania / Surveys > Pennsylvania / Surveys / Periodicals.
Note: Extra report issued in 1913 with distinctive title: the Broad-top coal field of Huntingdon, Bedford and Fulton counties, also called Report no. 10.
Physical Description: 1 v. : ill. ; 25 cm.
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