Constitution diagrams of Pennsylvania anthracite /

Bibliographic Details
Main Author:	Wagner, Holly C. (Holly Clyde), 1918-2005 (Author)
Format:	Government Document eBook
Language:	English
Published:	[Washington, D.C.] : United States Department of the Interior, Geological Survey, 1953.
Series:	Geological Survey bulletin ; 995-A. Contributions to economic geology ; 1953-54.
Subjects:	Anthracite coal > Pennsylvania. Mines and mineral resources > Pennsylvania. Mines and mineral resources. Anthracite coal. Pennsylvania.
Online Access:	https://purl.fdlp.gov/GPO/gpo65181

Description
Item Description:	Title from title screen (viewed July 21, 2014).
Physical Description:	1 online resource (iii, 18 pages, 7 pages of plates) : illustrations.
Bibliography:	Includes bibliographical references.