Cite

Album leaf with drawing and unidentified music quotation

MLA

Koch, Frederick R. (Frederick Robinson). Album leaf with drawing and unidentified music quotation. Box 42, folder 856. 1842 Sep 29. https://collections.library.yale.edu/catalog/2002374.

APA, 6th edition

Koch, Frederick R. (Frederick Robinson). (["Box 42, folder 856"])(1842 Sep 29)[Album leaf with drawing and unidentified music quotation]. https://collections.library.yale.edu/catalog/2002374.