Part of the Frick Collection Archives Repository
Mather, Samuel, 1896-1917, Box: 56, Folder: 11-12. Henry Clay Frick Papers, Series II: Correspondence, FFP.01.02. Frick Collection Archives.
Mather, Samuel, 1896-1917, Box: 56, Folder: 11-12. Henry Clay Frick Papers, Series II: Correspondence, FFP.01.02. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/4057 Accessed July 17, 2025.
