Supplemental report on Rio Grande and Weminuche Pass divisions, San Luis Valley Project, Rio Grande Basin, Colorado. Report by the Dept. of the Interior.

"Supplements the Bureau of Reclamation report which was printed as H. D. 693, 76th Congress, 3rd session, under the title of: Reservoirs on the San Luis Valley Project in Colorado [1940]"

San Luis Valley Project: Wagon Wheel Gap reservoir, Platoro reservoir, Magote reservoir, Closed Basin drain.

Reproduced from typewritten copy.