Cite

[Autograph postcard from S.N. Rhoads to Wilberforce Eames]

MLA

[Autograph Postcard from S.N. Rhoads to Wilberforce Eames]. 1907. https://collections.library.yale.edu/catalog/2013528.

APA, 6th edition

[Autograph postcard from S.N. Rhoads to Wilberforce Eames]. (1907). [Photographic prints]. https://collections.library.yale.edu/catalog/2013528.