Cite

Birds-eye view of Helena, Montana 1875

MLA

Glover, E. S. (Eli Sheldon), 1844-1920, artist. Birds-eye view of Helena, Montana 1875. 1875.. https://collections.library.yale.edu/catalog/2016529.

APA, 6th edition

Glover, E. S. (Eli Sheldon), 1844-1920, artist. (1875.)[Birds-eye view of Helena, Montana 1875]. https://collections.library.yale.edu/catalog/2016529.