View of gates on Sudbury River pipeline below effluent gate house, Che...
Picryl description: Public domain image related to an industrial revolution, industry history, factory building, free to use, no copyright restrictions image.
Kensico reservoir. Valves and piping and concrete forms for blow-off i...
Picryl description: Public domain image of a construction site, industrial or commercial building, free to use, no copyright restrictions.
Catskill Aqueduct Headworks. Placing concrete forms for connections be...
Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description
Ashokan Lower gate-chamber, with electrically-driven valves, vertical ...
Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description
Steam stops and safety valves. Philadelphia PA. 19th century stereosco...
Philadelphia 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
Porcelain-lined French bath with supply fittings and unique waste. Pla...
Public domain illustrated book, catalog, page scan, free to use, no copyright restrictions image - Picryl description
Water works, Newton, Mass. Boston, MA. 19th Century Stereoscope Card.
Boston Massachusetts 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 Yo... More
View of gates on Sudbury River pipeline below effluent gate house, Che...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
View of gates on Sudbury River pipeline below effluent gate house, Che...
Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions
Water works, Newton, Mass. Boston, MA. 19th Century Stereoscope Card.
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Steam stops and safety valves. Philadelphia PA. 19th century stereosco...
Philadelphia 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
Steam stops and safety valves. Philadelphia PA. 19th century stereosco...
Philadelphia 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
View of gates on Sudbury River pipeline below effluent gate house, Che...
Picryl description: Public domain image related to an industrial revolution, industry history, factory building, free to use, no copyright restrictions image.
Steam stops and safety valves. Philadelphia PA. 19th century stereosco...
Philadelphia 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
Water works, Newton, Mass. Boston, MA. 19th Century Stereoscope Card.
Boston Massachusetts 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 Yo... More