Receipt, signed, Weimar
MLA
Speck, William A. (William Alfred), 1864-1928. Receipt, signed, Weimar. Box 10, folder 316. 1797 Sep 16. https://collections.library.yale.edu/catalog/2005377.
APA, 6th edition
Speck, William A. (William Alfred), 1864-1928. (["Box 10, folder 316"])(1797 Sep 16)[Receipt, signed, Weimar]. https://collections.library.yale.edu/catalog/2005377.