- University of Illinois at Urbana-Champaign, University Library
Armorial. Ownership. 93x84 mm. PRAEMIUM VIRTUTIS HONDS [sic] / EX-LIBRIS / Cox. Surrounded by books, a coat of arms: Escutcheon parted per pale: Dexter, within a bordure a chevron argent between 2 stars of five points and a boar's head; Sinister, or a chevron argent charged with a boar's head between a fleur de lis and two lozenges above and a lozenge below. Motto: Praemium virtutis honos (Honour is the reward of virtue).
- 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