Allegheny Portage Railroad National Historic Site : natural resource condition assessment / Susan Yetter [and seven others].
- Physical Description: 1 online resource (xxvi, 255 pages) : illustrations (some color), color maps.
- Publisher: Fort Collins, Colorado : U.S. Department of the Interior, National Park Service, Natural Resource Stewardship and Science, 2013.
"NPS 423/122791, November 2013"--Page ii.
"Experience your America"--Page 4 of cover.
|Bibliography, etc. Note:||
Includes bibliographical references (pages 235-240).
|Source of Description Note:||
Description based on online resource; title from PDF title page (NPS website, viewed August 7, 2020).
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