- University of Illinois at Urbana-Champaign, University Library
Pictorial. Ownership. 58x121 mm. Robert & Mattie Herbert / THEIR MARK & THEIR BOOK / [artist's monogram:] AE. Printed in yellow and black on pink paper. Art deco motif.
- 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