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new york state

new york public library

robert dennis collection of stereoscopic views

united states

the miriam and ira d wallach division of art prints and photographs photography collection

catskill mountains ny

catskill mountains n y

19th century

catskill

public
806 media by topic ∙ page 3 of 9
Catskill Aqueduct Headworks. Placing concrete forms for connections between Lower Pressure aqueduct and 48-inch control valves. Intake castings from Upper Pressure aqueduct to 48-control valve at left. Contract 10. May 6, 1913.

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 Reservoir. General view looking north-east , showing West and Middle dikes under construction. Note Ulster and Delaware Railroad tunnels through dikes at left and center of picture. Contract 3. November 18, 1913.

Ashokan Reservoir. General view looking north-east , showing West and ...

Public domain photograph of historic park, 19th-century vintage card, free to use, no copyright restrictions image - Picryl description

The Catskill's Prospect Point Hotel. New York Sterecope Card.

The Catskill's Prospect Point Hotel. 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

Catskill Mts. New York Sterecope Card.

Catskill Mts. 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

Wallkill cut-and-cover. ... Contract 47. July 21, 1910.

Wallkill cut-and-cover. ... Contract 47. July 21, 1910.

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

Wallkill North cut-and-cover. Beginning concrete arch over completed invert. ... Contract 47. July 21, 1910.

Wallkill North cut-and-cover. Beginning concrete arch over completed i...

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

Wallkill North cut-and-cover. Completed portion of aqueduct in Freer cut. ... Contract 47. April 5, 1912.

Wallkill North cut-and-cover. Completed portion of aqueduct in Freer c...

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

Highways. Ashokan reservoir. ... Contract 151. August 5, 1914.

Highways. Ashokan reservoir. ... Contract 151. August 5, 1914.

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

Police. Kensico, N.Y. Patrolmen-on-Aqueduct. Superintendent George F. Shrady and a troop of mounted patrolmen 'on parade'. September 15, 1914.

Police. Kensico, N.Y. Patrolmen-on-Aqueduct. Superintendent George F. ...

Picryl description: Public domain image of war, military conflict, infantry, 19th-20th century, free to use, no copyright restrictions.

Wallkill pressure tunnel. Concrete for walls of chamber over Drainage shaft in place. ... Contract 47. November 10, 1911.

Wallkill pressure tunnel. Concrete for walls of chamber over Drainage...

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

Ashokan Reservoir. View of down-stream face of Olive Bridge dam. Complete portion of dam at left. Contract 3. September 7, 1911.

Ashokan Reservoir. View of down-stream face of Olive Bridge dam. Compl...

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

Borings. Diamond drill making exploratory borings at Beaver Kill. February 25, 1907.

Borings. Diamond drill making exploratory borings at Beaver Kill. Febr...

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

Ashokan Reservoir. View of Olive Bridge dam from down-stream side of South wing, showing completed masonry section across Esopus creek. Contract 3. April 3, 1912.

Ashokan Reservoir. View of Olive Bridge dam from down-stream side of S...

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

Kensico reservoir. General view of Kensico dam and reservoir with pool and fountain below dam. Lower Effluent chamber in background. Contract 9. October 25, 1917.

Kensico reservoir. General view of Kensico dam and reservoir with poo...

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

Boat hole. Boat hole (steel cover) at north end of the St. Elmo siphon. Central New England railroad crossing the siphon. Contract 17. August 21, 1917.

Boat hole. Boat hole (steel cover) at north end of the St. Elmo siphon...

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

Rondout pressure tunnel. View looking up incline to platform from which concrete is shoveled into arch forms. Contract 12. October 10, 1910.

Rondout pressure tunnel. View looking up incline to platform from whic...

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

Kensico reservoir. Valves and piping and concrete forms for blow-off in the Lower gate-chamber beneath the Terrace of Kensico dam. Contract 9. March 30, 1914.

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.

Ashokan Reservoir. Uppper gate-chamber from East Inlet channel. Upper and Lower pressure aqueducts for drawing water from reservoir under Dividing Weir dike; 60-inch gate -valves in place. Contract 3. June 15, 1911.

Ashokan Reservoir. Uppper gate-chamber from East Inlet channel. Upper ...

Picryl description: Public domain image of a romantic landscape with ruins, historical building, classical architecture, free to use, no copyright restrictions.

Camps. Catskill aqueduct. .. Contract 17. January 20, 1910.

Camps. Catskill aqueduct. .. Contract 17. January 20, 1910.

Public domain photograph of office, auditorium, free to use, no copyright restrictions image - Picryl description

Highways. Ashokan reservoir. ... Contract 151. August 5, 1914.

Highways. Ashokan reservoir. ... Contract 151. August 5, 1914.

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

Fences. Typical fence along City's right-of-way. ... Contract 101. September 8, 1913.

Fences. Typical fence along City's right-of-way. ... Contract 101. Sep...

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

Ashokan Reservoir. View of Olive Bridge dam looking up-stream, just before removal of the stream-control pipes. Contract 3. December 2, 1908.

Ashokan Reservoir. View of Olive Bridge dam looking up-stream, just b...

Public domain photograph of train tracks, railroad works, construction workers, free to use, no copyright restrictions image - Picryl description

Orange cut-and-cover. ... Contract 17. April 29 , 1910.

Orange cut-and-cover. ... Contract 17. April 29 , 1910.

Picryl description: Public domain image of a locomotive, train tracks, rail transportation, railroad, railway, 19th-20th century, free to use, no copyright restrictions.

Organization. City tunnel. Celebration ceremonies attending the holing through of the last heading of the City tunnel. Contract 65. January 12, 1914.

Organization. City tunnel. Celebration ceremonies attending the holing...

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

Main Street, Franklin, north east - south west, looking down the street.

Main Street, Franklin, north east - south west, looking down the stree...

Picryl description: Public domain image of a residential building, colonial house, 19th-20th century architecture, free to use, no copyright restrictions.

Fawn's Leap, Cauterskill Clove, Catskill Mts. N.Y.

Fawn's Leap, Cauterskill Clove, Catskill Mts. N.Y.

Picryl description: Public domain image of a waterfall, water stream, cascade, nature site, free to use, no copyright restrictions.

Laurel House, Catskill Mts., N.Y. New York Sterecope Card.

Laurel House, Catskill Mts., N.Y. New York Sterecope Card.

Picryl description: Public domain image of a residential building, colonial house, 19th-20th century architecture, free to use, no copyright restrictions.

Valley of the Catskill Creek, with Mountains.

Valley of the Catskill Creek, with Mountains.

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

Kauterskill Fall, Catskill Mountains. New York Sterecope Card.

Kauterskill Fall, Catskill Mountains. New York Sterecope Card.

Picryl description: Public domain image of a waterfall, water stream, cascade, nature site, free to use, no copyright restrictions.

Fallsburg, Sullivan County, N.Y. New York Sterecope Card.

Fallsburg, Sullivan County, N.Y. 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

View on Catskill Creek. New York Sterecope Card.

View on Catskill Creek. 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

View on the South Lake, Catskill Mountain.

View on the South Lake, Catskill Mountain.

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

Catskill Mountain House, from North Mountain.

Catskill Mountain House, from North Mountain.

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

Catskill Mountain, Glen Mary. New York Sterecope Card.

Catskill Mountain, Glen Mary. New York Sterecope Card.

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

Boulder Rock and Hotel Kaaterskill, Catskill Mtn., N. Y.

Boulder Rock and Hotel Kaaterskill, Catskill Mtn., N. Y.

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

Main St. looking west. New York Sterecope Card.

Main St. looking west. 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

Catskill Mountain House, near view. New York Sterecope Card.

Catskill Mountain House, near view. 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

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

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 Kensico dam and contractor's plant. Old dam at right of center and flume for controlling water of Bronx river. Contract 9. March 28, 1913.

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 bottom of East basin. ... Contract 30. June 25, 1914.

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.

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 junction of shaft and tunnel. Contract 12. April 21, 1911.

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 abour 79 feet apart. Note cut-off trench in right foreground with drainage gallery above. Contract 9. September 9, 1914.

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.

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 of Hudson river. Shaft sunk by Board of Water Supply forces. April 27, 1910.

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.

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.

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 placing concrete with travelling derricks. Contract 9. October 30, 1913.

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 recovered from holes along the line of the City tunnel. .. November 12, 1909.

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.

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 of the West basin of Ashokan reservoir. December 5, 1906.

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. Contract 22. November 5, 1909.

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.

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 Oliver Bridge dam site. Note horizontal strata of rock in creek bed.

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. .. November 26, 1907.

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 bench and heading in progress. Contract 12. July 20, 1909.

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.

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.

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 for the dam. Tracks supported by blocks forming facing of expansion joints. Contract 9. July 23, 1914.

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

The Catskill's Prospect Point Hotel. New York Sterecope Card.

The Catskill's Prospect Point Hotel. 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

Laurel's Boarding House, Franklin N.Y. New York Sterecope Card.

Laurel's Boarding House, Franklin N.Y. New York Sterecope Card.

Picryl description: Public domain image of a residential building, colonial house, 19th-20th century architecture, free to use, no copyright restrictions.

[View of a home in Stamford, N.Y.]

[View of a home in Stamford, N.Y.]

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

Falls in Catskill Mountains, N.Y. U, S. A.

Falls in Catskill Mountains, N.Y. U, S. A.

Public domain photograph of a mountain pass, mountains, nature, mountain range, view, landscape, rocks, free to use, no copyright restrictions - Picryl description

Lake House, Pleasant Lake, Sullivan Co. N.Y.

Lake House, Pleasant Lake, Sullivan Co. N.Y.

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

The Valley of the Catskill, from the Heights north-west of the Village.

The Valley of the Catskill, from the Heights north-west of the Village...

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

Catskill Mountain House, from North Mountain.

Catskill Mountain House, from North Mountain.

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

Catskill Mountain House, from North Mountain.

Catskill Mountain House, from North Mountain.

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

Catskill Mountain House and the Lake from North Mountain.

Catskill Mountain House and the Lake from North Mountain.

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

Rip Van Winkle House, Sleepy Hollow, Catskill Mts. N.Y.

Rip Van Winkle House, Sleepy Hollow, Catskill Mts. N.Y.

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

Kauterskill Fall, Catskill Mountains. New York Sterecope Card.

Kauterskill Fall, Catskill Mountains. 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

Stamford Water Works, reservoir, Construction gang, Delaware St.

Stamford Water Works, reservoir, Construction gang, Delaware St.

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

Catskill aqueduct. ... Contract 94. September 11, 1916.

Catskill aqueduct. ... Contract 94. September 11, 1916.

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

Fences. Fence along Ashokan highways. ... Contract 143. November 2, 1916.

Fences. Fence along Ashokan highways. ... Contract 143. November 2, 19...

Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.

Rondout pressure tunnel. Placing concrete in excavated mud seam in the rock above the tunnel lining. Contract 12. July 20, 1911.

Rondout pressure tunnel. Placing concrete in excavated mud seam in the...

Picryl description: Public domain image of a basement, underground, lobby, free to use, no copyright restrictions.

Fences. Typical fence along City's taking line at Hill View reservoir. ... Contract 30. January 24, 1916.

Fences. Typical fence along City's taking line at Hill View reservoir....

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

Pleasantville cut-and-cover. ... Contract 55. July 7, 1910.

Pleasantville cut-and-cover. ... Contract 55. July 7, 1910.

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

Fences. Reinforced-concrete posts and metal gates on double right-of-way across St. Elmo cut-and-cover aqueduct. Contract 17. May 27, 1913.

Fences. Reinforced-concrete posts and metal gates on double right-of-w...

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

Culverts. Nelsonville cut-and-cover. View of end of culvert over which aqueduct is carried. ... Contract 2, July 9, 1912.

Culverts. Nelsonville cut-and-cover. View of end of culvert over which...

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

Ashokan Venturi meter. .. Contract 10. November 11, 1911.

Ashokan Venturi meter. .. Contract 10. November 11, 1911.

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

Bridges. Ashokan reservoir. ... Contract 111. September 8, 1916.

Bridges. Ashokan reservoir. ... Contract 111. September 8, 1916.

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

Organizations. Catskill aqueduct. Division office building at High Falls. Contract 6. July 21, 1909.

Organizations. Catskill aqueduct. Division office building at High Fal...

Picryl description: Public domain image of a residential building, house, 19th-20th century architecture, free to use, no copyright restrictions.

Kensico reservoir. View of old Kensico dam and portion of reservoir before construction opertions began. Contract 9. October 16, 1908.

Kensico reservoir. View of old Kensico dam and portion of reservoir be...

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

Bull Hill tunnel. View showing timbering in place. ... Contract 22. November 5, 1909.

Bull Hill tunnel. View showing timbering in place. ... Contract 22. No...

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

Highways. Part of Kensico reservoir with Cranberry Brook bridge and State highway. Contract 9. October 26, 1916.

Highways. Part of Kensico reservoir with Cranberry Brook bridge and St...

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

Esopus cut-and-cover. ... Contract 11. April 7, 1909.

Esopus cut-and-cover. ... Contract 11. April 7, 1909.

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

Organizations. Catskill aqueduct. Mayor George B. McClellan turnig the first sod at Indian brook at the ceremoies celebrating the inauguration of construction work. June 20, 1907.

Organizations. Catskill aqueduct. Mayor George B. McClellan turnig the...

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

Aerators. Ashokan aerator, during construction. ... Contract 10. August 5, 1914.

Aerators. Ashokan aerator, during construction. ... Contract 10. Augu...

Public domain photograph of construction site, free to use, no copyright restrictions image - Picryl description

Wallkill North cut-and-cover. Typical side-hill construction. ... Contract 47. October 4, 1910.

Wallkill North cut-and-cover. Typical side-hill construction. ... Con...

Public domain photograph of construction site, free to use, no copyright restrictions image - Picryl description

Elmsford North cut-and-cover. Finished embankment and streets crossing aqueduct. Contract 52. November 27, 1913.

Elmsford North cut-and-cover. Finished embankment and streets crossing...

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

Peekskill cut-and-cover. View showing succesive steps in aqueduct construction, ... Contract 2. June 27, 1911.

Peekskill cut-and-cover. View showing succesive steps in aqueduct cons...

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

City tunnel. Steel diaphragm at tunnel end of drainage drift showing 8-foot opening to drift. ... Contract 67. September 17, 1914.

City tunnel. Steel diaphragm at tunnel end of drainage drift showing 8...

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

Culverts. Elmsford cut-and-cover. View showing drop inlet manhole with protective railing. Contract 52. November 27, 1913.

Culverts. Elmsford cut-and-cover. View showing drop inlet manhole with...

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

Pleasantville Venturi meter. .. Contract 55. April 26, 1912.

Pleasantville Venturi meter. .. Contract 55. April 26, 1912.

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

Kensico reservoir. View of dam showing expansion-joint in foreground and down-stream face stepped to receive granite facing. Contract 9. October 29, 1914.

Kensico reservoir. View of dam showing expansion-joint in foreground a...

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

Organizations. Ashokan reservoir. Office of Reservoir department at Brown Station. March 1, 1909.

Organizations. Ashokan reservoir. Office of Reservoir department at Br...

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

Rondout pressure tunnel. Section of tunnel with finished concrete lining in place. Note grout hole in arch key. Contract 12. October 6, 1910.

Rondout pressure tunnel. Section of tunnel with finished concrete lin...

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

Ashokan Reservoir. Waste weir and Spillway from Ashokan reservoir. Spillway bridge (Contract 111) with clear span of 175 feet and rise of 25 feet. Contract 3. August 5, 1914.

Ashokan Reservoir. Waste weir and Spillway from Ashokan reservoir. Spi...

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

Cascade on the Kauterskill [Kaaterskill], Catskill Mountains.

Cascade on the Kauterskill [Kaaterskill], Catskill Mountains.

Picryl description: Public domain image of a waterfall, water stream, cascade, nature site, free to use, no copyright restrictions.

Sylvan [Kaaterskill] Cascade, Catskill. New York Sterecope Card.

Sylvan [Kaaterskill] Cascade, Catskill. New York Sterecope Card.

Picryl description: Public domain image of a waterfall, water stream, cascade, nature site, free to use, no copyright restrictions.

Mount Pleasant, Catskill Mountains. New York Sterecope Card.

Mount Pleasant, Catskill Mountains. 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

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