All Photos

Carnegie Lake, Pittsburgh, Pa.

Pittsburgh, United States

Carnegie Institute and Library, Pittsburgh, Pa.

Pittsburgh, United States

Carnegie Technical Institute Carnegie Mellon University, Pittsburgh, Pa.

Pittsburgh, United States

Interior, St. Paul i.e. Paul's Cathedral, Pittsburgh, Pa.

Pittsburgh, United States

Presbyterian Hospital and Washington Monument, Pittsburgh, Pa.

Pittsburgh, United States

General view, Highland Park, Pittsburgh, Pa.

Pittsburgh, United States

The Point, Pittsburgh, Pa.

Pittsburgh, United States

Margaret Morrison School, Pittsburgh, Pa.

Pittsburgh, United States

Residence, Forbes Ave. i.e. Street, Pittsburgh, Pa.

Pittsburgh, United States

Wood St. from Liberty Avenue, Pittsburgh, Pa.

Pittsburgh, United States

National Tube Company Works, furnaces, Pittsburgh, Pa.

Pittsburgh, United States

Entrance to Forbes Field, Pittsburgh, Pa.

Pittsburgh, United States

Duquesne Steel Plant, Carnegie Steel Co., Duquesne, Pa.

Duquesne, United States

Diamond National Bank and Wabash terminal, Pittsburgh, Pa.

Pittsburgh, United States

The Kittatinny House, Delaware Water Gap, Pa.

Belmont Hotel, New York, N.Y.

New York, United States

Sinking last tubular section, Detroit River tunnel

Sinking last tubular section, Detroit River tunnel

Sinking last tubular section, Detroit River tunnel

American Museum of Natural History, New York, N.Y.

New York, United States

Gate, College of the City of New York City College, City University of New York

New York, United States

Looking east from the Singer Tower, New York, N.Y.

East River, United States

Marine terminals, New York, N.Y.

New York, United States

Hudson Terminal Buildings, New York, N.Y.

New York, United States