1892 Dec-1893 Jul
MLA
Pratt, Richard Henry, 1840-1924. 1892 Dec-1893 Jul. Box 10-23. 1867-1924. https://collections.library.yale.edu/catalog/32425736.
APA, 6th edition
Pratt, Richard Henry, 1840-1924. (["Box 10-23"])(1867-1924)[1892 Dec-1893 Jul]. https://collections.library.yale.edu/catalog/32425736.