Risdon, Orange, 1786-1876, Wadsworth, A. S. (Abram S.) (1851). 30N 12W - Survey Map of Leland Township, Leelanau County [Michigan]. Department of Natural Resources. https://michigan.access.preservica.com/uncategorized/IO_cdb3f9d3-ecc3-45e8-aafa-c0fa8eae5414 (map)