Kratz, Gary L.A survey map of an Eastern portion of Drummond Island in Chippewa County, Michigan, measured in 1977.JPEG2000a650d095-9b77-4dd3-b1b6-0af488d6700dMI-T042N-R007EengDepartment of Natural Resources8888-003Public42N 07E - Survey Map of Drummond Island, Chippewa County, page 1 [Michigan]MapsMichigan--ChippewaT042N-R007E1977