- The Last Flowering: French Paintings in Illuminated Manuscripts, 1420-1530. The Pierpont Morgan Library, New York. 1982-1983.
- The Naked and the Nude. The Walters Art Gallery, Baltimore. 1986.
- Prayers in Code: Books of Hours from Renaissance France. The Walters Art Museum, Baltimore. 2009.
- Paradise Imagined: Images of the Garden in the Islamic and Christian World. The Walters Art Museum, Baltimore. 2012.