- University of Illinois at Urbana-Champaign, University Library
Pictorial. Ownership. 113x73 mm. MH. Masonic symbol with cipher: MH top center; rustic landscape with windmills; owl, books, ink pot and quills, magnifying glass, under fruit trees; undeciphered artist's name in lower right hand corner.
- 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