Cite

A shell from the Chester knocked this eagle off from the monument, it did not injure the eagle though

MLA

A Shell from the Chester Knocked This Eagle off from the Monument, It Did Not Injure the Eagle Though. 1914. https://collections.library.yale.edu/catalog/2017182.

APA, 6th edition

A shell from the Chester knocked this eagle off from the monument, it did not injure the eagle though. (1914). [Photographic postcards, Photographic prints, Photographs]. https://collections.library.yale.edu/catalog/2017182.