Wilson's seed annual for 1917 - J.J. Wilson Seed Company.; Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Newark, N.J, J.J. Wilson Seed Company Incorporated, 1917, 1917)
https://www.biodiversitylibrary.org/bibliography/116270
Keywords: Agricultural implements|Catalogs|Flowers|New Jersey|Newark|Nursery stock|Plants; Ornamental|Seeds|Vegetables|