Exhibitions
- God's Minstrel: St. Francis of Assisi. The Walters Art Gallery, Baltimore. 1982.
- Illuminated Manuscripts: Masterpieces in Miniature. The Walters Art Gallery, Baltimore. 1984-1985.
- The Book and the Author: Portraits of the Evangelists in Eastern and Western Manuscripts. The Walters Art Gallery, Baltimore. 1990-1991.
- The Bible Before Luther. The Walters Art Gallery, Baltimore. 1992-1993.
- The Sweet Uses of Adversity: Images of the Biblical Job. The Mitchell Gallery, Annapolis. 2002.
- The Art of Law: Legal Documents from the Collection of The Walters. The Walters Art Museum, Baltimore. 2006.
- Sanctity Pictured: The Art of the Dominican and Franciscan Orders in Renaissance Italy. Frist Center for the Visual Arts, Nashville. 2014-2015.