El station, 42nd Street looking west from Third Avenue, New York City, 1924.

New York City: Sixth Avenue at 19th Street, undated.

New York City: Sixth Avenue at 19th Street, undated.

New York City: Sixth Avenue at 19th Street, undated.

New York City: Sixth Avenue at 19th Street, undated.

New York City: Sixth Avenue at 19th Street, undated.

New York City: view of Whitehall Street at South Ferry, looking north, undated.

New York City: high-angle view of elevated railroad terminal at South Ferry, undated.

New York City: elevated train, east side, lower Pearl Street, 1906. Horse carts in foreground.

New York City: steam locomotive on elevated railway, Battery Park, ca. 1900.

New York City: elevated railroad terminal, South Ferry, undated.

New York City: elevated railroad terminal, South Ferry, undated.

New York City: elevated railroad terminal, South Ferry, undated.

New York City: elevated railroad, Whitehall Street and State Street, 1907.

New York City: elevated railroad, Whitehall Street and State Street, 1907.

New York City: Eighth Avenue and 116th Street, 1907.

New York City: Order of Acorns banner at the approach to Brooklyn Bridge, looking north, undated. Stereograph.

New York City: Vesey Street looking east, showing 15 Park Row, the Park Row Building, undated. Stereograph.

New York City: 16th Street looking west toward Sixth Avenue, undated. Stereograph.

Manhattan: rooftop view of Lower Manhattan from the northeast, including the elevated railroad, undated (ca. 1905).

Manhattan: Herald Square, 1909. Elevated train line visible.

Unidentified Broadway-Seventh Avenue IRT station, undated [ca. 1921].

Grand Street [i.e. Grand Avenue] station, undated [ca. 1921]. Probably the 30th Avenue-Grand Avenue BMT station in Astoria, Queens.

Unidentified upper Manhattan elevated subway station, undated (ca. 1916).