# Portrait of Giovanni Francesco Penni [View the canonical artwork record]() ## Artwork - Artist: [GIULIO ROMANO]() - Date: 1501-1550 - Technique: Black chalk on grey-brown prepared paper, 394 x 240 mm ## Commentary Portrait of Giovanni Francesco Penni c. 1520 Black chalk on grey-brown prepared paper, 394 x 240 mm British Museum, London This is a study for the head of the figure next to Constantine in the fresco of the <a onclick="return OpenOther\('/html/r/raphael/4stanze/4constan/3vision3.html'\)" href="/html/r/raphael/4stanze/4constan/3vision3.html">Vision of the Cross</a> in the Sala di Costantino in the Vatican executed by Giulio Romano and Giovanni Francesco Penni and their assistants after Raphael's death in 1520. It is an 'auxiliary cartoon': a full-sized drawing, made on the basis of an outline pounced through from the main cartoon, of a detail which the artist wished to realise with particular care. ## Related artworks - [Adoration of the Shepherds \(detail\)]() - [Adoration of the Shepherds]() - [Aerial view]() - [Aerial view]() - [Aerial view]() - [Ajax Defends Patroclus's Corps]() - [Ajax Defends Patroclus's Corps]() - [Allegory of the Virtues of Federico II Gonzaga]() - [Battle of Zama]() - [Ceiling decoration \(detail\)]() - [Ceiling decoration \(detail\)]() - [Ceiling decoration \(detail\)]() ## Attribution [Web Gallery of Art]()