Per the certificate of authenticity, this is an original etching that portrays a standing man from the design of Leonardo da Vinci. There are several letters which were marked to corresponded to a study of anatomy. It was originally conceived between 1490-1513, and it later appeared in a book titled A Treatise on Painting, first published in 1651. * Da Vinci was a master of the human form, both scientifically and artistically, and this etching is a fine example of his genius. * Artist: Leonardo da VinciExecuted with collaboration by: Nicolas Poussin and Charles Errand Title: Standing ManEdition: First State Medium: Original etching in black ink on thin laid paperCirca: 1651Image size: Approximately 4 1/4 x 6 1/2 inchesFraming: Matted in black with gold inner frame, in decorative gold painted wood frameFrame size: 23 x 25 1/2 inchesCondition: ExcellentRarity: Considered Very ScarceCertificate of Authenticity: From Global Fine Art