Clason, LewisA survey map of the Southwestern quarter of Green Township in Alpena County, Michigan, measured in 1840.JPEG200036a839bb-1f22-4c89-b13b-95d1fae0e923MI-T030N-R005EengDepartment of Natural Resources8888-003Public30N 05E - Survey Map of Green Township, Alpena County [Michigan]MapsMichigan--AlpenaT030N-R005E1840