Image Credits

“Butler Library, Columbia University” by InSapphoWeTrust is licensed under CC BY-SA 2.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-sa/2.0/?ref=openverse. “File:Low Memorial Library Columbia University College Walk Court Yard 05.jpg” by Ad Meskens is licensed under CC BY-SA 3.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-sa/3.0/?ref=openverse.

All Creative Commons content is reused in accordance with its license terms.
Where required, links point to the original source and full license text.