water supply

Camps. Catskill aqueduct. ... Contract 25. July 26, 1909.

Public domain photograph of industrial architecture, factory building, 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

Camps. Catskill aqueduct. .. Contract 11. June 21, 1910.

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Wallkill pressure tunnel. View showing "trailing" method of placing co...

Picryl description: Public domain image of a mining, coal mine, underground, free to use, no copyright restrictions.

Camps. Chemical dosing plant for treating the tunnel drainage and spoi...

Public domain photograph of bank building, free to use, no copyright restrictions image - Picryl description

Camps. Yonkers pressure tunnel. ... Contract 54. October 28, 1910.

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description

Kensico reservoir. View from Upper West pavilion showing completed Eas...

Picryl description: Public domain image of railroad tracks, railway, train car, free to use, no copyright restrictions.

Rondout pressure tunnel. View of concrete ring in place at top of shaf...

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description

Ardsley cut-and-cover. Finished embankment over aqueduct. Contract 53...

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Hill View reservoir. ... Contract 30. December 21, 1910.

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Ashokan Reservoir. Work in progress on cut-off trench under the mason...

Picryl description: Public domain image of ruins, historic place, landmark, classical architecture, free to use, no copyright restrictions.

Rondout pressure tunnel. Completed excavation with temporary roof timb...

Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.

Rondout pressure tunnel. ... Contract 12. September 11, 1916.

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description

Ashokan Reservoir. View showing construction work on piers in bed of ...

Public domain photograph of historic place, landmark, 19th-century, vintage travel, landscape, free to use, no copyright restrictions image - Picryl description

Ashokan Reservoir. Excavation completed and concrete floor in place fo...

Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.

Hill View reservoir. Downtake chamber showing sluice-gates in place f...

Picryl description: Public domain image of a damaged, burned, or destroyed building, natural disaster, war destruction, ruins, 19th-century architecture, free to use, no copyright restrictions.

Kensico reservoir. View showning excavation of old Kensico dam in prog...

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description

Hudson blow-off. ... Contract 90. August 31, 1914.

Public domain photograph of historic place, landmark, 19th-century, vintage travel, landscape, free to use, no copyright restrictions image - Picryl description

Rondout pressure tunnel. View showing completed excavation and roof ti...

Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.

Eastview tunnel. Interior view, showing concrete of arch and side-wall...

Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.

Moodna supplementary tunnel. .. Contract 160. April 28, 1915.

Public domain photograph of the train tunnel, railroad, train track, free to use, no copyright restrictions image - Picryl description

Kensico reservoir. Placing granite facing on the down-stream face of t...

Picryl description: Public domain photograph of a road works, construction, excavation, free to use, no copyright restrictions.

Alexandrie [Alexandria]. 1-3. Plan, élévation et coupe d'une ancienne ...

Public domain illustrated book page scan, related to Egypt, free to use, no copyright restrictions image - Picryl description

North side waterworks. Chicago Stereoscope Card Collection

Public domain image of a historic building, free to use, no copyright restrictions - Picryl description

West side waterworks [interior views showing pumping machinery].

Chicago Illinois 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... More

Water works [waterworks]. Chicago Stereoscope Card Collection

Public domain image of a historic building, free to use, no copyright restrictions - Picryl description

High Bridge and its Tower. New York Sterecope Card.

Picryl description: Public domain image of an arch bridge, stone architecture, free to use, no copyright restrictions.

Irrigating Canal, Riverside, Calif., Vintage Postcard by Detroit Publi...

Picryl description: Public domain photo of vintage California postcard, free to use, no copyright restrictions image.

Camps. Ashokan reservoir. .. Contract 3. October 30, 1908.

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Kensico reservoir. General view of foundation and cut-off trench for K...

Picryl description: Public domain image of a quarry, mine, excavation, or mining site, free to use, no copyright restrictions.

Hill View reservoir. Placing 6-inch concrete lining on reservoir botto...

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description

Highways. Ashokan reservoir. ... Contract 151. October 27, 1914.

Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.

Rondout pressure tunnel. View of foot of shaft showning 90-degree junc...

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description

Kensico reservoir. View showing expansion-joints of Kensico dam spaced...

Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description

Yonkers pressure tunnel. Contract 54. April 18, 1913.

Picryl description: Public domain image of a construction site, industrial or commercial building, free to use, no copyright restrictions.

Hudson pressure tunnel. View around the East test-shaft on east side o...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Wallkill pressure tunnel. ... Contract 47. May 25, 1910.

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description

Bryn Mawr blow-off. ... Contracts 68 and 79. May 10, 1912.

Picryl description: Public domain image of a construction site, works, 20th-century industrial architecture, free to use, no copyright restrictions.

Kensico reservoir. View of down-stream face of dam showing method of p...

Picryl description: Public domain image of a construction site, industrial or commercial building, free to use, no copyright restrictions.

Borings. Boxes containing 1-inch, 1 3/4 -inch and 3-inch cores recover...

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description

Yonkers pressure tunnel. ... Contract 54. October 9, 1912.

Picryl description: Public domain image of a damaged, burned, or destroyed building, natural disaster, war destruction, ruins, 19th-century architecture, free to use, no copyright restrictions.

Ashokan Reservoir. View of village of Shokan. This lies within limits ...

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description

Breakneck cut-and-cover. Typical of country traversed in Putnam County...

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description

Camps. Rondout pressure tunnel. ... Contract 12. July 20, 1909.

Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description

Ashokan Reservoir. Bishop's Falls, Esopus Creek, about 1/2 miles above...

Picryl description: Public domain image of a rural landscape with water, building, 17th-18th century architecture, free to use, no copyright restrictions.

Borings. View from Breakneck mountain looking west towards Storm King....

Picryl description: Public domain image of a landscape with water, mountains, and sky, free to use, no copyright restrictions.

Rondout pressure tunnel. Tunnel excavation showing operation on both ...

Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.

Bridges. Kensico reservoir. ... Contract 9. October 25, 1917.

Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.

Highways. Ashokan reservoir. ... Contract 151. June 9, 1914.

Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.

Kensico reservoir. Travelling stiff-leg derricks for handling masonry ...

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description

Zurr's Station and Water Tank, Dutch Flat and Donner Lake Wagon Road, ...

Picryl description: Public domain image of a rural landscape, horses, horse riding, farm animals, farmers, livestock, free to use, no copyright restrictions image.

Fontaine et école arabe. - Egypt

Public domain image of Egyptian art, free to use, no copyright restrictions photo - Picryl description

Mosque of the Fountain, 'Ain Kârim. Peasant-women washing clothes by ...

Public domain illustrated book page scan, related to Egypt, free to use, no copyright restrictions image - Picryl description

Chicago waterworks. Chicago Stereoscope Card Collection

Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description

High Bridge (Croton Aqueduct), across Harlem River, from the East.

Picryl description: Public domain image of an arch bridge, stone architecture, free to use, no copyright restrictions.

Interior section of the Chicago Lake tunnel.

Chicago Illinois 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... More

Irrigation Canal, Vintage Postcard by Detroit Publishing Co.

Public domain image of cattle, livestock, farm animals, agriculture, free to use, no copyright restrictions - Picryl description

[Small building on the edge of a lake, possibly a gatehouse for a wate...

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Aqueduct Arch over Sing Sing Kill. This Arch is built of granite, and ...

New York State 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 w... More

Plate II. Sketches of villages of the Croton watershed: Westchester Co...

Public domain scan of a plan, map, diagram, free to use, no copyright restrictions - Picryl description.

Map of the route of the new Croton Aqueduct, old aqueduct and Bronx Ri...

Public domain image of the vintage map from NYPL Lionel Pincus and Princess Firyal Map Division, free to use, no copyright restrictions image. The Lionel Pincus and Princess Firyal Map Division is one of the wo... More

Aerators. View looking towards the Middle dike, showing Ashokan aerato...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Camps. Catskill aqueduct. .. Contract 25. July 26, 1909.

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Hill View reservoir. Uptake chamber and completed reservoir embankmen...

Public domain image of watercolor painting from British-related collections, free to use, no copyright restrictions - Picryl description

Pleasantville Venturi meter. ... Contract 55. July 5, 1912.

Picryl description: Public domain photograph of a pipe, pipeline, excavation, free to use, no copyright restrictions.

Tibbits Brook route. - Public domain vintage map

Public domain image of the vintage map from NYPL Lionel Pincus and Princess Firyal Map Division, free to use, no copyright restrictions image. The Lionel Pincus and Princess Firyal Map Division is one of the wo... More

Tower at High Bridge. New York Sterecope Card.

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

Topographical map showing the entire water shed of Croton River above ...

Public domain image of the vintage map from NYPL Lionel Pincus and Princess Firyal Map Division, free to use, no copyright restrictions image. The Lionel Pincus and Princess Firyal Map Division is one of the wo... More

Map of the Boston water works - Public domain old map

Public domain image of the vintage map from NYPL Lionel Pincus and Princess Firyal Map Division, free to use, no copyright restrictions image. The Lionel Pincus and Princess Firyal Map Division is one of the wo... More

Water works [waterworks]. Chicago Stereoscope Card Collection

Public domain image of a historic building, free to use, no copyright restrictions - Picryl description

West side waterworks [interior views showing pumping machinery].

Chicago Illinois 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... More

High Bridge and its Tower. New York Sterecope Card.

Picryl description: Public domain image of an arch bridge, stone architecture, free to use, no copyright restrictions.

High Bridge, N.Y. City. New York Sterecope Card.

New York 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 ass... More

Zurr's Station and Water Tank, Dutch Flat and Donner Lake Wagon Road, ...

Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.

Aqueduct Commissioners topographical map of Croton Water Shed

Public domain scan of a vintage map, city plan, atlas, cartoghraphy, free to use, no copyright restrictions - Picryl description.

Western Division of the Erie Canal : map showing its reservoirs, feede...

Public domain image of the vintage map from NYPL Lionel Pincus and Princess Firyal Map Division, free to use, no copyright restrictions image. The Lionel Pincus and Princess Firyal Map Division is one of the wo... More

Crib, Chicago. Chicago Stereoscope Card Collection

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

West side waterworks [interior views showing pumping machinery].

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description

High Bridge and its Tower. New York Sterecope Card.

Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions

Rock Spring. Rhode Island. 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

Topographical map showing the entire water shed of Croton River above ...

Public domain scan of a architecture diagram, settlement map, plan, or drawing, free to use, no copyright restrictions - Picryl description.

Highways. Ashokan reservoir. ... Contract 151. June 10, 1914.

Public domain photograph of an automobile, 1910s car, free to use, no copyright restrictions image - Picryl description

Hydraulic facilities and water supply : fountains, water carriers, str...

Public domain photograph of industrial architecture, factory building, free to use, no copyright restrictions image - Picryl description

Interior section of the Chicago Lake tunnel.

Chicago Illinois 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... More

Profile of lower part of Croton Aqueduct

The Aqueduct Commissioners, contour plan of new Croton dam

Public domain scan of a plan, map, diagram, free to use, no copyright restrictions - Picryl description.

Fifth Avenue and Forty-second Street in 1850

Public domain photo of vintage New York postcard, 19th century, free to use, no copyright restrictions image - Picryl description.

Surveys for a future water supply : Map showing the watersheds of the ...

Public domain scan of a vintage map, city plan, atlas, cartoghraphy, free to use, no copyright restrictions - Picryl description.

North side waterworks. Chicago Stereoscope Card Collection

Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description

North Point Water Tower. Milwaukee Wisconsin stereoscope card.

Picryl description: Public domain image of a historical building, landmark architecture, world heritage, free to use, no copyright restrictions.

Fifth Avenue and Forty-second Street in 1850

Picryl description: Public domain historical photo of the address side of postcard, free to use, no copyright restrictions image.

Crib, Chicago waterworks. Chicago Stereoscope Card Collection

Picryl description: Public domain image of the back of stereograph card, stereoscopic view, free to use, no copyright restrictions

Croton Dam, on the Croton River, N.Y.

Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.

High Bridge, N.Y. City. New York Sterecope Card.

New York 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 ass... More

Western Division of the Erie Canal : map showing its reservoirs, feede...

Public domain image of the vintage map from NYPL Lionel Pincus and Princess Firyal Map Division, free to use, no copyright restrictions image. The Lionel Pincus and Princess Firyal Map Division is one of the wo... More

Pleasantville Venturi meter. .. Contract 55. August 22, 1911.

Picryl description: Public domain image of an arch stone structure, bridge, or tunnel, free to use, no copyright restrictions.

Water boat in Iloilo. "In the Philippines".

Public domain photograph of vintage postcard, free to use, no copyright restrictions image - Picryl description

Crib. Chicago Stereoscope Card Collection 19th cenrury stereoscope car...

Croton Dam, on the Croton River, N.Y.

Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.

High Bridge (Croton Aqueduct), across Harlem River, from the East.

Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description