[Low Memorial Library, Columbia University.]

[Low Memorial Library, Columbia University.]

Low Memorial Library, Columbia University, New York City

Low Memorial Library at Columbia University.

Low Memorial Library at Columbia University.

Low Memorial Library at Columbia University.

Low Memorial Library at Columbia University.

Low Memorial Library at Columbia University.

Low Memorial Library at Columbia University.

Alma Mater and Library Steps, Columbia University

Low Memorial Library at Columbia University.

The Library, Columbia University

[Low Library, Columbia University]

The Library -- Columbia University.

The Library, Columbia University.

The Old Library, Columbia University

Columbia University Library, New York.

Library, Columbia University, New York.

Columbia University Library, New York.

Library, Columbia University, New York.