Part of the Frick Collection Archives Repository
Card files, #4400-5599, Box: 11. Rosenberg & Stiebel Archive, MS.065. Frick Collection Archives.
Card files, #4400-5599, Box: 11. Rosenberg & Stiebel Archive, MS.065. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/25583 Accessed February 04, 2026.
