Map of the Great Salt Lake And Adjacent Country in the Territory Of Utah. Surveyed in 1849 and 1850, under the orders of Col. J.J. Abert ... by Capt. Howard Stansbury ... aided by Lieut. J.W. Gunnison ... and Albert Carrington. Drawn By Lieut. Gunnison And Charles Preuss. Ackerman Lith. 379 Broadway N.Y.