"New York City Water Supply." Olive Bridge Dam, Ashokan Reservoir Showing Esopus Canyon, Catskill Mts., N. Y.

"New York City Water Supply." West Basin of Ashokan Reservoir, Showing Ashokan Bridge and Upper Gate Chamber, Catskill Mts., N. Y.

"New York City Water Supply." Waste Channel of Ashokan Reservoir Showing Screen Chamber, Catskill Mts., N.Y.

Ashokan Reservoir, Twin Bridges at Watson Hollow, Catskill Mts., N.Y.

Running Over Spillway Bridge, Catskill Mts., N. Y. The Ashokan Reservoir Waste Weir, Showing New York City Boulevard.

Ashokan Reservoir, One of the Twin Bridges at Watson Hollow, Catskill Mts., N.Y.

Ashokan Reservoir, Showing Roadway on Traver Hollow Bridge, Catskill Mountains, N.Y.

"New York City Water Supply." Arch Bridge at the Dividing Weir, Ashokan Reservoir, Catskill Mts., N. Y.

"New York City Water Supply." East Basin of Ashokan Reservoir from New York City Boulevard, Catskill Mts., N.Y.

Looking Over the Spillway, Showing Overflow and Waste Weir, Ashokan Reservoir, Catskill Mts., N. Y.

"New York City Water Supply." Looking Over the Spillway of Ashokan Reservoir, Catskill Mts., N. Y.

"New York City Water Supply." Olive Bridge Dam of the Ashokan Reservoir Showing "High Point," Catskill Mts., N.Y.

"New York City Water Supply." Aerating the Water, Ashokan Reservoir, Showing Screen Chamber, Catskill Mts, N. Y.

"New York City Water Supply." Aerating the Water, Ashokan Reservoir, Catskill Mts., N. Y.

"New York City Water Supply." Ashokan Reservoir from New York City Boulevard, Catskill Mts., N. Y.

Aerating the Water, Ashokan Reservoir. Showing the Gate Chamber and Round Top Mountain, Catskill Mts. N. Y.

The Ashokan Reservoir Waste Weir, showing New York City Boulevard, running over Spillway Bridge, Catskill Mountains., N. Y.

"New York City Water Supply." Aerating the Water, Ashokan Dam, Catskill Mountains, N.Y.

Boulevard on top of Ashokan Dam and Gate Chamber, Catskill Mts., N. Y.

The Tower on Winchell Hill (McClellan Monument), Ashokan Reservoir, Catskill Mts., N. Y.