“Heralds of Oldtime Trade Relics of Vanishing Americana,” Foreword by P.K. Thomajan, wood engravings by John DePol, Press of the Iron Horse,, 1953

“Heralds of Oldtime Trade Relics of Vanishing Americana,” Foreword by P.K. Thomajan, wood engravings by John DePol, Press of the Iron Horse,, 1953, Box: 2, Folder: 8. John DePol Collection, GB 2. New Brunswick Special Collections. https://archives.libraries.rutgers.edu/repositories/11/archival_objects/32945 Accessed February 20, 2026.