Study of alternatives
Subtitle: Mount Etna Iron Furnace Complex : America's Industrial Heritage Project, southwestern Pennsylvania
Contributors: United States. National Park Service
Publisher: Southwest Pennsylvania Heritage Preservation Commission; Mount Etna Coalition; U.S. Dept. of the Interior, National Park Service
Published: 1990
Place of publication: [Williamsburg, Pa.?]; [Washington, D.C.?]
Language: eng
Number of pages: 62
Subjects: Iron foundries -- Pennsylvania -- Mount Etna Iron Furnace National Historic Site; Historic sites -- Pennsylvania; Mount Etna Iron Furnace National Historic Site (Pa.)
Other titles: Mount Etna Iron Furnace Complex
Notes: Shipping list no.: 90-363-P

"April 1990."

"NPS D-1"--P. [3] of cover

Includes bibliographical references (p. 61)