Present.in trascrizione diplomatica con traduz.in inglese,vasti apparati critici,bibl.e concordanze a cura di Carlo Pedretti. Codex "Hammer" (formerly "Leicester"), compiled about 1508-1510, is a synthesis of Leonardo s views on nature as given visual shape in the backgrounds of this paintings, from "St. Anne" to the "Mona Lisa". It deals with hydrostatics, hydroldynamics, and then with river regulation and hydraulic engineering, encompassing every aspect of cosmology, from geology to paleontology and from astronomy to meteorlogy. Their are also items of autobiographical interest, the record of his work on the "great horse of Milan", the spectacular vision of a wind storm over Lake Maggiore, the vivid observations on the numerous localities of his wanderings in Tuscany and Lombardy. The 18 bibfolios of Leonardo s dense compilation characterized by more than 350 marginal and textual illustrations are accurately reproduced in this facsimile, accompanied by a volume with the critical and diplomatic transcription edited by Carlo Pedretti. Limited edition of 998 copies supplied with leather covered clamshell case. Edizione Nazionale dei Manoscritti e dei Disegni di Leonardo Da Vinci. A cura della Commissione Vinciana. Firenze, Giunti Ed. Il commentario � in inglese. Edizione Nazionale dei Manoscritti e dei Disegni di Leonardo Da Vinci. A cura della Commissione Vinciana. Translated into English and annotated by Carlo Pedretti.