Robert Register Humphrey was born in 1904 in Palo Alto, Calif. He earned his bachelor's, master's and doctorate degrees in botany and geology from the University of Minnesota, graduating in 1933. He worked as a range ecologist with the U.S. Fo ...
castanoe - 2014-03-10 16:47
Minutes of meetings, correspondence, ordinances, rules and regulations, legislative bills, reports, and miscellaneous material. Included materials: Manuscript Subject Area: Arizona & Southwest Environment Collection Area: Political Affairs 1966 to 196 ...
castanoe - 2014-09-18 16:38