12 volumes. Illustrated with plates from engravings, lithographs, photographs and other early sources; folding maps. Red cloth, spines lettered in gilt, top edge gilt.

Important set reprinting (and in some cases the first printings of) original accounts of the Southwest, including Adventures in the Santa Fe Trade, 1844-1847 by James Josiah Webb; Eugene Blandel's Frontier Life in the Army, 1854-1861; George R. Gibson's Journal of a Soldier Under Kearny and Doniphian, 1846-1847; Wah-to-yah and the Taos Trail by Lewis H. Garrard; plus letters and diaries of the overland trail to California in 1849, journals of army exploration in New Mexico & Arizona, accounts of the Pike's Peak Gold Rush, etc. The first major series after the publisher's move to Glendale, California, from Cleveland.