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By: Western South Dakota Alfalfa Seed Growers' Exchange. - Caspers, Nick. - Western South Dakota Alfalfa Seed Growers' Exchange. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.Edition:Publication info: Rapid City, South Dakota, Western South Dakota Alfalfa Seed Growers' Exchange, 1930Volume: 1930Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: Seed & Nursery Catalogs