Leonardo da Vinci, object 1857,0110.1 - recto (British Museum), Leonardo da Vinci, circa 1478

Drawings by leonardo da vinci appearing on the front of the sheet preserved at the british museum under the inventory number 1857,0110. 1. They are part of a series of works by the artist on this theme. Date: circa 1478. Dimensions: height: 21.2 cm (8.3 in); width: 14.8 cm (5.8 in). Medium: pen and ink on paper. Collection: British Museum, London.