Zubov, V. P. Leonardo da Vinci [by] V. P. Zubov. Translated from the Russian by David H. Kraus. - Cambridge Harvard University Press 1968. - xviii, 335 p. illus., facsims., port. 25 cm. Translation of Leonardo da Vinchi (romanized form) Includes bibliographical references. LCCN: 67027096 //r863 Subjects--Personal Names: Leonardo, da Vinci, 1452-1519 LC Class. No.: ND623.L5 / Z83 Dewey Class. No.: 709/.45 B