View at Allegheny City. 19th century stereoscopic views of Pennsylvania.
Summary
Picryl description: Public domain image related to an industrial revolution, industry history, factory building, free to use, no copyright restrictions image.
Tags
pennsylvania
allegheny city
knowlton bros photographer
stereoscopic views
view
allegheny
city
united states
robert dennis collection of stereoscopic views
history of pennsylvania
ultra high resolution
high resolution
industrial history
nypl
Date
1850 - 1930
Source
New York Public Library
Link
Copyright info
Creative Commons CC0 1.0 Universal Public Domain Dedication ("CCO 1.0 Dedication")