Title: "La scientia di questi obbietti è di grande utilità ..." (Codice Hammer, f. 15 v.)
First published: 1982
Subjects: Exhibitions, Art collections, Manuscripts, Private collections
Places: United States
People: Armand Hammer (1898-1990), Leonardo da Vinci (1452-1519)
LC classification: ND623.L5 A65 1982