Papershell pecan varieties - O.S. Gray Pecan Nursery.; Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Arlington, Texas, O.S. Gray Pecan Nursery, [1940], 1940)
https://www.biodiversitylibrary.org/bibliography/173649
Keywords: Arlington|Catalogs|Nursery stock|Pecan|Seedlings|Texas|Walnut|