Brevoort, Henry Jr.Mullett, James H.A survey map of Blue Lake Township in Kalkaska County, Michigan, measured in 1839.JPEG200060a94939-9622-4f3a-8c54-db04cc5d78e6MI-T028N-R005WengDepartment of Natural Resources8888-003Public28N 05W - Survey Map of Blue Lake Township, Kalkaska County [Michigan]MapsMichigan--KalkaskaT028N-R005W1839