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Bridges. Ashokan reservoir. ... Contract 49. April 28, 1914.

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

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

Highways. Ashokan reservoir. ... Contract 152. September 25, 1915.

Highways. Ashokan reservoir. ... Contract 152. May 25, 1916.

Aerators. General view from Middle dike of Ashokan reservoir shoeing the Lower gate-chamber in foreground and aerator in full operation beyond. ... Contract 10. June 20, 1917.

Camps. Ashokan reservoir. ... Contract 3. November, 1913.

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

Camps. Ashokan reservoir. ... Contract 3. October 22, 1908.

Ashokan Reservoir. View showing loose stone gorge in Esopus creek at site of Olive Bridge dam. Contract 3.

Ashokan Reservoir. View of old town of West Hurley, included in territory taken for the East basin of Ashokan resevoir. December 7, 1906.

Ashokan Reservoir. Up-stream face of masonry portion of Olive Bridge dam. Note temporary opening for flow of Esopus creek. Contract 3. November 19, 1909.

Ashokan Reservoir. View showing construction of conduit built under the Middle dike to control the flow of the Beaver Kill. Contract 3. August 14. 1908.

Ashokan Reservoir. View showing concrete core -wall of Middle dike with earth embankment on up-stream side. Contract 3. Decenber 8, 1910.

Ashokan Reservoir. Placing paving on up-stream side of East dike. Contract 3. October 3, 1912.

Ashokan Reservoir. View of Waste weir and concrete-paved Spillway. Waste water is carried through channel to Esopus creek, two miles below Olive Bridge dam. Contract 3. June 18, 1912.

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. View showing excavation for pressure aqueducts to convey the water to the Lower gate -chamber. Contract 3. July 19, 1910.

Ashokan Reservoir. View of Uppper gate-chamber from West Inlet channel showing wood and steel racks in place. Contracts 3 and 91. September 25, 1913.

Ashokan reservoir. Dividing weir with foundation piers for Ashokan bridge. West basin and Winchell hill at right and Discharge channel to East basin at left. Contract 3. October 26, 1914.

Ashokan Lower gate-chamber, with electrically-driven valves, vertical genartor operated by water turbine and overhead traveling crane. Contracts 31, 42, 43 and 56. August 31, 1917.

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

Bridges. Ashokan reservoir. ... Contract 111. September 25, 1913.

Bridges. Ashokan reservoir. ... Contract 76. April 7, 1916.

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

Highways. Ashokan reservoir. ... Contract 151. October 26, 1914.

Camps. Ashokan reservoir. ... Contract 3. October 22, 1908.

Camps. Ashokan reservoir. ... Contract 3. July 27, 1908.

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

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. General view up-stream from Olive Bridge dam, showing Esopus creek and reservoir basin after clearing. Note Bishop's Falls on left. Contract 72. September 9, 1913.

Ashokan Reservoir. View showing construction work on piers in bed of Esopus creec. These piers supported two 8-foot steel pipes. May 30, 1907.

Ashokan Reservoir. View showing flooded condition of Esopus creek at site of Olive Bridge dam. Contract 3. October 27, 1908.

Ashokan Reservoir. Forms for concrete plug, 26 feet thick, in stream-control conduit in Olive Bridge dam. The 6-foot opening at bottom carries the flow of Esopus creek. Contract 3. August 25, 1913.

Ashokan Reservoir. View of Woodstock dike under construction. Train on core-wall dumping material which is spread and then rolled. Contract 60. October 13, 1910.

Ashokan Reservoir. View showing down-stream side of Glenford dike on top of which is located the relocated Ulster and Delaware Railroad tracks. Contract 60. April 28, 1914.

Ashokan reservoir. Inlet from West basin to Dividing Weir gate-house. Falsework for two arches of Ashokan bridge in place. Contracts 3 and 76. October 26, 1914.

Bridges. Ashokan reservoir. ... Contract 49. June 24, 1916.

Highways. Ashokan reservoir. ... Contract 151. October 26, 1914.

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

Highways. Ashokan reservoir. ... Contract 152. May 25, 1916.

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

Aerators. General view showing Ashokan aerator, Gaging chamber, Screen chamber and Lower gate-chamber. Contract 10. May 25, 1916.

Ashokan Venturi meter. .. Contract 10. November 29, 1911.

Camps. Ashokan reservoir. .. Contract 3. May 18, 1910.

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

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

Police. Ashokan, N.Y. Patrolmen-on-Aqueduct. Arresting a violator of the 'Speed' law. January 11, 1915.

Police. Ashokan, N.Y. Patrolmen-on-Aqueduct. Bicycle squad. January 11, 1915.

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 Esopus creek at Olive Bridge dam site, showing coffer -dams and two lines of 8-foot steel pipes for carrying flow of creek. August 8, 1907.

Ashokan Reservoir. Work in progress on cut-off trench under the masonry portion of Olive Bridge dam. Contract 3. September 11, 1908.

Ashokan Reservoir. View of Olive Bridge dam under construction. Note cyclopean masonry in body of dam and concrete blocks on face. Contract 3. September 21, 1909.

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 up-stream face of Olive Bridge dam showing forms for concreting stream-flow opening in place. Note 6-foot opening at bottom for carrying flow of Esopus creek. Contract 3. August 25, 1913.

Ashokan Reservoir. View showing method of depositing fine selected earth through water at the up-stream face of Olive Bridge dam. Contract 3. April 27, 1914.

Ashokan Reservoir. View showing concrete core-wall of North wing of Olive Bridge dam. At right, note the placing and compacting of earth embankment on the up-stream side. Contract 3. June 21, 1910.

Ashokan Reservoir. Dumping earth from cableway for embankment of the West dike. Core-wall with concrete forms in background. Contract 3. October 11, 1910.

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. 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. View showing construction of Dividing weir with gate-house in foreground.l Note four 5-foot by 15-foot sluice-gates in place. Contract 3. July 8, 1913.

Ashokan Reservoir. View at site of Olive Bridge dam, showing coffer-dam and piers under construction for supporting the 8-foot pipes to carry the flow of water in Esopus creek. May 18, 1907.

Ashokan Reservoir. View of Olive Bridge dam just after removal of the stream-control pipes. Stream flowing through temporary conduit in dam. Contract 3. December 5, 1908.

Ashokan Reservoir. View of Olive Bridge dam showing up-stream face. Earth embankment being placed and compacted with steam roller. Contract 3. August 9, 1910.

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. General view of West basin of ashokan reservoir showing Olive Bridge dam and earth wings. Note McClellan triangulation monument in right background. Contract 3. November 3, 1916.

Ashokan Reservoir. Excavation completed and concrete floor in place for masonry conduit to divert the flow of the Beaver Kill. Contract 3. August 4, 1908

Ashokan Reservoir. View showing concrete core-wall of West dike with wooden forms in place. Placing and rolling embankment at right. Contract 3. June 21, 1910.

Ashokan Reservoir. View of Glenford dike showing relocated Ulster and Delaware railroad and water in East basin of reservoir. Contract 60. June 25, 1916.

Superstructures. View of Lower gate-chamber superstructure of concrete-stone, at Ashokan reservoir. Note reinforced-concrete roof tiles. Beaver Kill dikes in background. Contracts 124 and 145. August 31, 1917.

Fences. Fence along Ashokan highways. ... Contract 143. September 25, 1915.

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

Bridges. Ashokan reservoir. ... Contract 49. April 16, 1913.

Bridges. Ashokan reservoir. ... Contracts 76 and 124. April 7, 1916.

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

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

Aerators. View looking towards the Middle dike, showing Ashokan aerator in partial operation, ... Contract 10. June 23, 1916.

Aerators. View looking towards Ashokan Screen chamber showing aerator with all nozzles in operation with a flow of 376 million gallons daily. Contract 10. June 18, 1917.

Bridges. Ashokan reservoir. ... Contract 111. June 9, 1914.

Bridges. Ashokan reservoir. ... Contract s 10 and 111. November 18, 1913.

Bridges. Ashokan reservoir. ... Contract 49. October 2, 1912.

Bridges. Ashokan reservoir. ... Contract 76. September 25, 1915.

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

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

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

Organizations. Ashokan reservoir. Office building at Brown Station. Contract 3.

Organization. Ashokan reservoir. Group of visitors on top of Olive Bridge dam at celebration of the storag of water in Ashokan reservoir. Contract 3. October 11, 1913.

Ashokan Reservoir. Placing concrete in cut-off trench under masonry portion of Olive Bridge dam. Note grout pipes extending from concrete. Contract 3. October 3, 1908.

Ashokan Reservoir. Placing first concrete block on down-stream face of Olive Bridge dam. Note grouting machine at work in middle ground. Contract 3. October 18, 1908.

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 showing down-stream face of masonry section. Stone crusher and concrete mixing plant in left background. Contract 3. June 21, 1910.

Ashokan Reservoir. Down-stream face of Olive Bridge dam with concreting plant for placing plug in stream-control conduit. Contract 3. November 18, 1913.

Ashokan Reservoir. Waste weir and upper end of Spillway leading to Esopus creek. Spillway bridge in background. Contract 3. December 13, 1916.

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