Western Pennsylvania region
Subtitle: its landscape, people, and industry.
Contributors: United States. National Park Service. Denver Service Center.
Publisher: U.S. Dept. of the Interior, National Park Service, Denver Service Center
Published: 1994
Place of publication: [Denver, Colo.?]
Language: eng
Number of pages: 126
Subjects: Industries -- Pennsylvania -- History.; Natural resources conservation areas -- Pennsylvania.; Transportation -- Pennsylvania -- History.; Pennsylvania -- History, Local.
Other titles: Study of alternatives
Notes: Includes bibliographical references (p. 121-124).
Shipping list no.: 94-0346-P.
"August 1994."
"NPS D-96"--P. [3] of cover.