Crawford, Hugh B.A survey map of islands in Manuka Lake, located in Sections 25 and 36 of the northern portion of Hayes Township, Otsego County, Michigan. This survey was completed in September 1958.JPEG20007fa1f0ee-8bb2-407c-a93e-0b88b5aa8331MI-T030N-R004WengDepartment of Natural Resources8888-003Public30N 04W - Survey Map of Hayes Township, Otsego County, Page 2 [Michigan]MapsMichigan--OtsegoT030N-R004W1958