1. Map of Mexico : including Yucatan & Upper California, exhibiting the chief cities and towns, the principal travelling routes &c Maps University Of Minnesota Public content 1846. Mitchell, S. Augustus (Samuel Augustus), 1792-1868. Shows locations of some battlefields in U.S. War with Mexico.; "Entered according to the Act of Congress in the year 1846 by S. Augustus Mitchell, ... S. Augustus Mitchell (Philadelphia).