Part of the Frick Collection Archives Repository
McElfresh, F.E., 1912, Box: 58, Folder: 4. Henry Clay Frick Papers, Series II: Correspondence, FFP.01.02. Frick Collection Archives.
McElfresh, F.E., 1912, Box: 58, Folder: 4. Henry Clay Frick Papers, Series II: Correspondence, FFP.01.02. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/4068 Accessed July 17, 2025.
