5 volumes. Illustrated with photograph plates, portraits, facsimiles, maps, etc. 8½x6, blue cloth, gilt spines. First Edition.

Important compilation of original source material on the Spanish exploration and settlement of Alta California, called by Howes a "Monumental work containing translations of the original MS. diaries of Anza, Diaz, Garcés, Font and Palóu relating to the 1773 and 1774 expeditions and the founding of both Monterey and San Francisco." Cowan calls it "[a] work of extensive research and most important historical value." Cowan p.60; Hill p.29; Howes B583; Zamorano Eighty 7.