Copy of correspondence to Frank Mattson, former Curator of the Berg Collection, NYPL, discussing DePol's etching

Copy of correspondence to Frank Mattson, former Curator of the Berg Collection, NYPL, discussing DePol's etching, Box: 1, Folder: 4. John DePol Collection, GB 2. New Brunswick Special Collections. https://archives.libraries.rutgers.edu/repositories/11/archival_objects/32794 Accessed January 01, 2026.