- University of Illinois at Urbana-Champaign, University Library
Pictorial. Ownership. 77x 108 mm. [motto:] JE SUIS PREST / JOHN NALBRO' FRAZIER / [engraver's name:] Dreka. Coat of arms: azure, three frases (cinqfoils) argent. Crest: Issuing from a coronet, an ostrich, in its beak a horseshoe. Motto: Je suis prest (I am ready).
- 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