Map covers the region of Texas between the Rio Grande at left and east to include Matagorda Bay, Preston and Fort Washita. Good detail along routes, especially around San Antonio de Bexar, and mostly blank elsewhere. Shows a reconnaissance of 1849 in red and Lt. Whiting's route in blue. Filled with geographical information, forts, presidios, springs, fords, watering holes and much more.
References: Wheat [TMW] #677.
Backed with archival tissue. A little fold toning and one fold intersection with a small tape repair.