Letter : Saint Paul, Minnesota Territory, to Moses Whitney, 1855 Jul 1.
MLA
Scott & Fulton, Printers, Van Ingen, William H., b. ca. 1831, Whitney, Amos B, Whitney, J. E. Letter : Saint Paul, Minnesota Territory, to Moses Whitney, 1855 Jul 1.. 1855 July 1. https://collections.library.yale.edu/catalog/10186946.
APA, 6th edition
Scott & Fulton, Printers, & Van Ingen, William H., b. ca. 1831, & Whitney, Amos B, & Whitney, J. E. (1855 July 1)[Letter : Saint Paul, Minnesota Territory, to Moses Whitney, 1855 Jul 1.]. https://collections.library.yale.edu/catalog/10186946.