Season of 1916 [catalog] - Nishna Valley Seed Company.; Thayer, D. W.; Tharp, F. E.; Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Shenandoah, Iowa, Nishna Valley Seed Company, 1916, 1916)
https://www.biodiversitylibrary.org/bibliography/113567
Keywords: Catalogs|Corn|Grain|Iowa|Nurseries (Horticulture)|Nursery stock|Seeds|Shenandoah|