Adair, George E.Burt, William Austin, 1792-1858A survey map of portions of Au Train Township, Munising Township, and Grand Island in Alger County, Michigan, measured in 1841 and 1855.JPEG2000e80806a0-3bb3-4e37-a538-a97636827479MI-T047N-R019WengDepartment of Natural Resources8888-003Public47N 19W - Survey Map of Au Train Township, Munising Township, and Grand Island, Alger County [Michigan]MapsMichigan--AlgerT047N-R019W1841