Cite

Holograph signed letter, sent from Port-au-Prince, Haiti, to Charles Douglass

MLA

Evans, Walter O. Holograph Signed Letter, Sent from Port-Au-Prince, Haiti, to Charles Douglass. 1891. https://collections.library.yale.edu/catalog/17369751.

APA, 6th edition

Evans, W. O. (1891). Holograph signed letter, sent from Port-au-Prince, Haiti, to Charles Douglass. https://collections.library.yale.edu/catalog/17369751.