River view of Huntingdon - stereoscopic view, public domain photorpaph
Public domain photograph of 19th-century stereoscopic card, landscape, free to use, no copyright restrictions image - Picryl description
Pack saddle - stereoscopic view, public domain photorpaph
No. 716. Public domain photograph of 19th-century stereoscopic card, landscape, free to use, no copyright restrictions image - Picryl description
Mountain stream - Trout fishing - stereocsopic card
Public domain photograph of 19th-century stereoscopic card, landscape, free to use, no copyright restrictions image - Picryl description
Chique's rocks - stereoscopic view, public domain photorpaph
No. 66. Public domain photograph of 19th-century stereoscopic card, landscape, free to use, no copyright restrictions image - Picryl description
Horseshoe Curve - stereoscopic view, public domain photorpaph
No. 959. Public domain photograph of 19th-century stereoscopic card, landscape, free to use, no copyright restrictions image - Picryl description
Pittsburgh, view from cathedral - stereocsopic card
No. 356. Public domain photograph of cathedral, church, 19th-century, historic place, free to use, no copyright restrictions image - Picryl description
Fairmont Park - stereoscopic view, public domain photorpaph
No. 800. Public domain photograph of 19th-century stereoscopic card, landscape, free to use, no copyright restrictions image - Picryl description
Pumping engine, Fairmont - stereoscopic view, public domain photorpaph
No. 360. Public domain photograph of industrial revolution, stereoscopic card, free to use, no copyright restrictions image - Picryl description
Interior of state library. Harrisburg - stereocsopic card
No. 107. Public domain photograph of building, stereoscopic card, free to use, no copyright restrictions image - Picryl description
Photo showing front side view of building near railroad
Public domain photograph of stereoscopic card, free to use, no copyright restrictions image - Picryl description
Cambria Iron Works - stereoscopic view, public domain photorpaph
No. 754. Public domain photograph of industrial revolution, stereoscopic card, free to use, no copyright restrictions image - Picryl description
View of Lewistown Branch - stereoscopic view, public domain photorpaph
Public domain photograph of 19th-century stereoscopic card, landscape, free to use, no copyright restrictions image - Picryl description
Forest view of Clearfield Branch - stereocsopic card
Public domain photograph of 19th-century stereoscopic card, landscape, free to use, no copyright restrictions image - Picryl description
Onoko Glen. Chamelion Falls - stereoscopic view, public domain photorp...
Public domain photograph of 19th-century stereoscopic card, landscape, free to use, no copyright restrictions image - Picryl description
Portage Railway Bridge - height, 230 feet
Public domain photograph of stereoscopic card, free to use, no copyright restrictions image - Picryl description
Interior of company's machine shops. Altdona
Public domain photograph of industrial revolution, stereoscopic card, free to use, no copyright restrictions image - Picryl description Public domain photograph of industrial revolution, stereoscopic card, fre... More
Jack's narrows - stereoscopic view, public domain photorpaph
Public domain photograph of 19th-century stereoscopic card, landscape, free to use, no copyright restrictions image - Picryl description