Queensboro Tunnel.
Southbound express tunnel.
Interiors, Queensboro Corp., 82nd St. and Polk Ave., Jackson Heights, L.I., Fireplace and Nook.
Fire Dept., Engine Co. #30, Horse Drawn Engine and Men.
Typical Pressure Tunnel Construction Shaft [Catskill System.]
R. Martens & Co. [Proof Sheet].
Bonticou Grade Tunnel Portal and Bonticou Crag [Catskill System.]
[Constructing the McAdoo Tunnel.]
Office of Chief Engineers, R. Martens & Co. Inc.
Ships, Cunard Line, S.S. "Lusitania".
Rondout Pressure Tunnel Showing Partial and Total Concrete Lining [Catskill System.]
Cadillac Hotel.
Automobile (Cars).
History, Civil War.
Drilling and Mucking Bench [of] Lower Half of Tunnel [Catskill System.]
West Side of Fifth Ave. 57 to 58 Sts.
The Metropolitan Life Company.
[Tunnel construction.]
St. John the Divine.