Map of McHenry County, Illinois

Chicago citation style
M.H. Thompson & Bro. Map of McHenry County, Illinois. 1862. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/4m90f733j. (Accessed July 18, 2018.)
APA citation style
M.H. Thompson & Bro, (1862) Map of McHenry County, Illinois. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/4m90f733j
MLA citation style
M.H. Thompson & Bro. Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/4m90f733j>.
Note: These citations are programmatically generated and may be incomplete.