Amity folio [Pennsylvania
By: By Frederick G. Clapp]
Series: United States. Geological Survey. Geologic atlas of the United States -- no. 144; Geologic atlas of the United States -- fol. 144
Publisher: U. S. Geological Survey
Published: 1907
Place of publication: Washington, D.C
Language: eng
Number of pages: 15
Subjects: Geology; Maps
Notes: Cover title.

In cooperation with the state of Pennsylvania.