Wholesale agricultural chemicals price list - Sexauer Company,; Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Brookings, South Dakota, The Sexauer Co, May 28, 1956, 1956)
https://www.biodiversitylibrary.org/bibliography/204849
Keywords: Brookings|Herbicides|Insecticides|Nursery stock|Prices|South Dakota|Varieties|