Engraved on stone by E. Weber & Co., Baltimore.; Relief shown by hachures and spot heights.; Includes: Table of geographical positions on the route pursued by the Army of the West, Barometric profile of the route from Fort Levenworth to Camp of Octr. 14th the last station on the Rio del Norte, Barometric profile of the route from the Rio del Norte to San Diego on the Pacific. 74 x 172 centimeters Scale approximately 1:1,500,000 General Map Collection