Earl Hall, Columbia University, New York.

Library of Columbia University, New York

Columbia University, New York City.

Columbia University New York

Library, Columbia University, New York City

Columbia University, New York.

The Library of Columbia University, New York City.

Columbia University, New York.

Livingston Hall, Columbia University, New York.

Chapel, Columbia University, New York.

Columbia University. Library. New York.

Hartley Hall, Columbia University, New York.

"Campus View," Columbia University, New York.

Columbia University Library, New York.

Earl Hall, Columbia University, New York.

Hamilton Hall, Columbia University, New York.

Fayerweather Hall, Columbia University, New York.

Havemeyer Hall, Columbia University, New York.

Columbia University and Grounds, New York.

Earl Hall and School of Engineering. Columbia University, New York City.