Map of Great Salt Lake City and part of Salt Lake County, Utah : showing the route taken by the first group of emigrant pioneer wagons ... / map compiled for and copyrighted by Nicholas G. Morgan, Sr. ; J.B. Ireland, draftsman.Morgan, Nicholas G. (Nicholas Groesbeck), 1884-1971195-?]"This drawing is compiled from Pioneer maps and records and government plats. It is based upon official plats ... dated September 10, 1856. ... Courses of the various streams ... were not accurate on the 1856 plats. These are located here as shown upon a map ... dated August 27, 1867, compiled by Jesse Fox .... The present-day landmarks ... are located from modern maps."cartographic