Chapman's new sectional map of Wisconsin

Chicago citation style
Chapman, Silas. Chapman's new sectional map of Wisconsin. 1872. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/4m90f9593. (Accessed July 19, 2018.)
APA citation style
Chapman, Silas, (1872) Chapman's new sectional map of Wisconsin. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/4m90f9593
MLA citation style
Chapman, Silas. Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/4m90f9593>.
Note: These citations are programmatically generated and may be incomplete.