Results for Allegheny Portage Railroad
National Historic Landmark-Allegheny Portage Railroad
National Historical Landmark- Allegheny Portage Railroad of the Pennsylvania Canal
This first railroad over the Allegheny Mountains operated from 1834 to 1854 and was considered a technological marvel of its time.
An inclined plane, it carried canal boats over a 36-mile ...
photo_library
Allegheny Portage Railroad
National Historic
Civil Engineering Landmark
Courtesy hmdb.org
photo_library