1924 revised price list of world's best dahlia creations - H.J. Mueller & Son.; Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Selinsgrove, Pa, H.J. Mueller & Son, 1924, 1924)
https://www.biodiversitylibrary.org/bibliography/131815
Keywords: Bulbs (Plants)|Catalogs|Flowers|Nursery stock|Pennsylvania|Seeds|Selinsgrove|