1. Map of a reconnoissance between Fort Leavenworth on the Missouri river and the Great Salt Lake in the Territory of Utah, made in 1849 and 1850 under the orders of Col. J.J. Abert ... [cartographic material] Yale Public content 1850. 2008-08-07T17:22:25Z. 2019-04-03T15:17:20Z. United States. Army. Corps of Engineers, cartographer. Ackerman lith. English. cartographic image. Public. West (U.S.), Utah, United States, West., and Utah.