Cite

Black, Charles to VGA

MLA

Audubon, John James, 1785-1851. Black, Charles to VGA. Box 3, folder 104. 1836 Feb 6. https://collections.library.yale.edu/catalog/17281590.

APA, 6th edition

Audubon, John James, 1785-1851. (["Box 3, folder 104"])(1836 Feb 6)[Black, Charles to VGA]. https://collections.library.yale.edu/catalog/17281590.