Deepest City Tunnel Shaft Compared With Height of Woolworth Building [Catskill System.]
Typical Pressure Tunnel Construction Shaft [Catskill System.]
Plan and Transverse Section of Hillview Reservoir [Catskill System.]
Typical Details of Ashokan Full-Capacity Venturi Meter [Catskill System.]
Drilling Rigs Exploring Hudson River Crossing, Three Miles North of West Point [Catskill System.]
Rondout Pressure Tunnel Showing Partial and Total Concrete Lining [Catskill System.]
Bryn Mawr Connection Chamber at Commencement of Yonkers Pressure Tunnel [Catskill System.]
Yonkers Pressure Tunnel, 16-Feet, 7 Inches in Diameter [Catskill System.]
Breakneck Gaging Chamber [Catskill System.]
Interior of Typical City Tunnel Shaft Chamber [Catskill System.]
Exploratory Drilling in Esopus Creek at Site of Olive Bridge Dam [Catskill System.]
Drilling and Mucking Bench [of] Lower Half of Tunnel [Catskill System.]
Birds-Eye View of Catskill Water System
Tunnel Drills Working on Bench After Drilling Heading [Catskill System.]
Kensico Aerator and Screen Chamber [Catskill System.]
Method of Laying Narrows Siphon [Catskill System.]
Finished Cut-and-Cover Aqueduct [Catskill System.]
Kensico Dam, Looking North-West [Catskill System.]
New Croton Aqueduct - Siphon Under Harlem River [Croton System.]
Ashokan Aerator and Screen Chamber [Catskill System.]