PBA Galleries

127, 37, 8 pp. Illustrated with 13 lithographed folding maps, profiles, sections, etc. Comprises Part I & II of Doc. 47, 31st Congress, 1st Session. (8vo) 8¾x5½, bound in modern quarter dark blue morocco and marbled boards, spine lettered in gilt, new endpapers. First Edition.

Geology and topography of the area between San Francisco and the gold region, with maps showing how to get to one from the other, based, as noted by Howes, "on a four month's stay in California." Cowan p.648; Howes T455. Also see Wheat, Gold Region, 149 (Derby's "The Sacramento Valley from the American River to Butte Creek"), 179 (Tyson's "Geological reconoissances in California"), and 182 (Williamson's "Sketch of the route of Capt. Warner's exploring party in the Sacramento Valley and Sierra Nevada").