Cite

Public surveys in the state of Wisconsin and territory of Minnesota.

MLA

General, United States. Surveyor. Public Surveys in the State of Wisconsin and Territory of Minnesota. Surveyor General's Office, 1850. https://collections.library.yale.edu/catalog/15814555.

APA, 6th edition

General, U. S. S. (1850). Public surveys in the state of Wisconsin and territory of Minnesota. [Maps]. Surveyor General's Office, https://collections.library.yale.edu/catalog/15814555.