Cite

Broadside announcing Frederick Douglass lecture on American slavery

MLA

Evans, Walter O. Broadside Announcing Frederick Douglass Lecture on American Slavery. 0AD. https://collections.library.yale.edu/catalog/17382470.

APA, 6th edition

Evans, W. O. (0 C.E.). Broadside announcing Frederick Douglass lecture on American slavery. https://collections.library.yale.edu/catalog/17382470.