MLA
Conn, and Thomas. Real Estate Map of Gilbert Street Lots, Atlanta, Fulton County, Georgia. 1908. Stuart A. Rose Manuscript, Archives, and Rare Book Library, OP5. https://digital.library.emory.edu/purl/392g79cp2z-cor.
APA, 6th edition
C., & T. (1908). Real estate map of Gilbert Street lots, Atlanta, Fulton County, Georgia (OP5) [Cadastral maps]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/392g79cp2z-cor.
Chicago
Conn, and Thomas. “Real Estate Map of Gilbert Street Lots, Atlanta, Fulton County, Georgia.” Cadastral maps. Atlanta Miscellany Collection, 1908. OP5. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/392g79cp2z-cor.