- University of Illinois at Urbana-Champaign, University Library
Armorial. Ownership. 81x76 mm. RA: CALDWELL. An armorial shield on a stone; Gothic ruins behind it on both sides" (Journal of the Ex Libris Society, vol. 10, 1900, p. 131).
- Rare Book and Manuscript Library, University of Illinois at Urbana-Champaign; For more information, please contact the Rare Book and Manuscript Library: https://illinois.edu/fb/sec/7016277