left panel, center right: INDVS / TRIE; center panel, upper left: SCIENCE; center panel, upper right: APPLiQVE / ET VULGARISE; center panel, across bottom: CHARLES.CHRISTOFLE.1805-1863; center panel, under chair: Roty.; right panel, upper left: ART
(David and Constance Yates, New York); purchased 1 June 2004 by NGA.
- Luciano, Eleonora. "Nineteenth-Century French Medals." Bulletin / National Gallery of Art, no. 32 (Fall 2004): 23.