Wholesale price list : February 7, 1930 - Geo. P. Sexauer & Son.; Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Brookings, S.D, Geo. P. Sexauer & Son, 1930, 1930)
https://www.biodiversitylibrary.org/bibliography/149098
Keywords: Brookings|Field crops|Grasses|Prices|Seed industry and trade|Seeds|South Dakota|Wholesale trade|