Burt, William Austin, 1792-1858, Mullett, John, 1786-1862 (1840). 42N 03E - Survey Map of Detour Township, Chippewa County, page 1 [Michigan]. Department of Natural Resources. https://michigan.access.preservica.com/uncategorized/IO_107e0f0e-6d17-4af5-b84f-523898732fad (map)