Gaylord Farm Sanitarium, Wallingford, Conn.
MLA
Gaylord Farm Sanitarium, Wallingford, Conn. August Schmelzer, 0AD. https://collections.library.yale.edu/catalog/15789480.
APA, 6th edition
Gaylord Farm Sanitarium, Wallingford, Conn. (0 C.E.). [Postcards (AAT)]. August Schmelzer. https://collections.library.yale.edu/catalog/15789480.