Pennsylvania Railroad, The Allegheny Tunnel. Stereoscope card.

Picryl description: Public domain image of a locomotive, train tracks, rail transportation, railroad, railway, 19th-20th century, free to use, no copyright restrictions.

pennsylvania pennsylvania railroad railroad locomotives railroad stations railroad tunnels allegheny tunnel high resolution purviance w t william t photographer stereoscopic views allegheny tunnel united states central railroad robert dennis collection of stereoscopic views 19th century history of pennsylvania locomotive new york public library railway photo archive

1870 - 1879

New York Public Library

http://digitalcollections.nypl.org/

Creative Commons CC0 1.0 Universal Public Domain Dedication ("CCO 1.0 Dedication")