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|All Authors / Contributors:||
Arnold A Knecht; United States. Soil Conservation Service.; United States. Bureau of Indian Affairs.; California Agricultural Experiment Station.
"United States Department of Agriculture, Soil Conservation Service, and United States Department of the Interior, Bureau of Indian Affairs, in cooperation with University of California Agricultural Experiment Station."
|Description:||157,  pages folded maps 29 cm|
|Responsibility:||[by Arnold A. Knecht.|