Part of the Frick Collection Archives Repository
Collection - Albert Blum (#4783) - Sales, undated, Box: 9, Folder: 2. Rosenberg & Stiebel Archive, MS.065. Frick Collection Archives.
Collection - Albert Blum (#4783) - Sales, undated, Box: 9, Folder: 2. Rosenberg & Stiebel Archive, MS.065. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/25543 Accessed April 29, 2025.
