Burt, William Austin, 1792-1858Burton, John W. (John Wear), 1915-2010Coleman, Francis (Surveyor)A survey map of the northeastern corner of Duncan Township in Houghton County and the northwestern corner of Covington Township in Baraga County, Michigan, measured in 1846 and 1853.JPEG2000e6318c69-0dc2-4ce1-82da-21b72eeef701MI-T048N-R035WengDepartment of Natural Resources8888-003Public48N 35W - Survey Map of Duncan Township, Houghton County, and Covington Township, Baraga County [Michigan]MapsMichigan--HoughtonT048N-R035W1846