[South tunnel (land), man lock and tender.]
Typical Pressure Tunnel Construction Shaft [Catskill System.]
Shaft No. 4, Steinway Tunnel.
[Holland Tunnel.]
[North tunnel shield.]
[Tunnel construction.]
Drilling and Mucking Bench [of] Lower Half of Tunnel [Catskill System.]
Midtown Tunnel under Hudson River, April 24, 1935
Flatbush Water-Works.
[Cutting the rails of the Third Avenue El.]
View at Flatbush Water Works, Brooklyn, N. Y.
Rondout Pressure Tunnel Showing Partial and Total Concrete Lining [Catskill System.]
Original Exhibits of Rapid Transit Subway Construction Company, Plaintiff [Excavating a tunnel; subway construction.]
[Shaft 9A.]
Bucket Used to Lower Men and Materials During Sinking of Tunnel Shafts [Catskill System.]
[Third Avenue El.]
Carl Schultz, Mineral Water Mfg.
Shubert Crescent Theatre
Imperial Theatre