An address on the propriety of continuing the state Geological survey of California delivered before the Legislature at Sacramento, Thursday evening, January 30th, 1868: to which are appended: Two letters to the governor relative to the progress of the Geological survey communicated to the legislatures of 1865-6 and 1867-8; also, the report of the commissioners to manage the Yosemite Valley and the Mariposa big tree grove, for the years 1867-8[?]
Whitney, J. D. (Josiah Dwight), 1819-1896; Commissioners to Manage the Yosemite Valley and Mariposa Big Tree Grove; Making of America Project