[Interior, detail of air ducts.]
[Interior, view of air ducts.]
[Interior of unidentified building, possibly a factory.]
[Interior, possibly a basement, with unidentified equipment.]
[Factory building, structure on roof.]
[Exhaust system on roof.]
60 Wall Street [70 Pine Street.] Cities Service Company. Interior, Riggs-Distler Heat units
325 East 79th Street. Penthouse garden, 17th floor.
17-19 West 17th Street. Loft building.
26-32 West 17th Street. Loft building.
[Machine room.]
138-140 West 17th Street. Loft building.
[Brick wall cut-away with embedded drainage pipe.]
[17-19 West 17th Street.]
29th Street pier. S.S. Mobile City ship, Isthmian Line. Sump pump pipes
Fourth Avenue and E. 17th Street. Everett Building.
12 East 86th Street. Croydon Hotel, 17th floor penthouse garden, Mrs. Zoylner.
90 Church Street. U.S. Federal Building and Post Office. Interior, 17th floor machine room
17th Street and 5th Avenue. Mott Iron Works Building.