Clifford A. Betts : Water control structures in use in the national forests Collection, 1945
Collection consists of engineering reports and other materials related to research conducted by Clifford A. Betts. Includes title: "Water control strucures in use in the national forests." For biographical information on Betts, see MSS #59.
Clifford A. Betts: Water Control Structures in Use in the National Forests Collection, MSS.1771, History Colorado, Denver, Colorado.