Media type: E-Article Title: A Medici Source for Michelangelo's Doni Tondo Contributor: Smith, Graham imprint: Walter de Gruyter GmbH, 1975 Published in: Zeitschrift für Kunstgeschichte Language: Not determined DOI: 10.2307/1481909 ISSN: 0044-2992 Keywords: Visual Arts and Performing Arts Origination: Footnote: