Cite

[Postcard] 1930, Paris, [to] Patrick Murphy, Switzerland

MLA

Léger, Fernand, 1881-1955, Murphy, Patrick. [Postcard] 1930, Paris, [to] Patrick Murphy, Switzerland. 1930. https://collections.library.yale.edu/catalog/2019892.

APA, 6th edition

Léger, Fernand, 1881-1955, & Murphy, Patrick. (1930)[[Postcard] 1930, Paris, [to] Patrick Murphy, Switzerland]. https://collections.library.yale.edu/catalog/2019892.