Pittsburgh, from junction of Allegheny and Monongahela River.
Pennsylvania stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who... More
Modern steel plant along the Monongahela River, Pittsburg, Pa., U.S.A.
Picryl description: Public domain image related to an industrial revolution, industry history, factory building, free to use, no copyright restrictions image.
Trains loaded with pig iron, showing coke ovens on left and Monongahel...
Public domain image of cattle, livestock, farm animals, agriculture, free to use, no copyright restrictions - Picryl description
Trains loaded with pig iron, showing coke ovens on left and Monongahel...
Public domain image of cattle, livestock, farm animals, agriculture, free to use, no copyright restrictions - Picryl description
Modern steel plant along the Monongahela River, Pittsburg, Pa., U.S.A.
Pennsylvania stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who... More
Pittsburgh, from junction of Allegheny and Monongahela River.
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Modern steel plant along the Monongahela River, Pittsburg, Pa., U.S.A.
Pennsylvania stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who... More
Modern steel plant along the Monongahela River, Pittsburg, Pa., U.S.A.
Picryl description: Public domain image related to an industrial revolution, industry history, factory building, free to use, no copyright restrictions image.
Trains loaded with pig iron, showing coke ovens on left and Monongahel...
Public domain image of a train station in Boston, Massachusetts, free to use, no copyright restrictions - Picryl description
Post office, Smithfield St., Pittsburg, Pa.
Picryl description: Public domain image of a bridge over a water stream, free to use, no copyright restrictions.
Trains loaded with pig iron, showing coke ovens on left and Monongahel...
Public domain image of a train station in Boston, Massachusetts, free to use, no copyright restrictions - Picryl description
Pittsburgh, from junction of Allegheny and Monongahela River.
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Pittsburgh, from junction of Allegheny and Monongahela River.
Pennsylvania stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who... More