- University of Illinois at Urbana-Champaign, University Library
Armorial. Ownership. 59x87 mm. GNAVITER / William M. Anderson. Coat of arms: Escutcheon argent (silver) a chevron between three cross formées sable (black). Crest: a water spaniel passant or; above, a banner with motto: Gnaviter (Diligently or Prudently).
- 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