Captain of Volunteers. Alta California: Embracing Notices of the Climate, Soil, and Agricultural Products of Northern Mexico and the Pacific Seaboard: Also, a History of the Military and Naval Operations of the United States Directed Against the Territories of Northern Mexico, in the Year 1846-1847 . . . and the Opinion of the Hon. James Buchanan on the Wilmot Proviso, &c. Philadelphia: H. Packer & Co., 1847.