Books
Part of the Frick Collection Archives Repository
Irwin Press (Pittsburgh, Pa.), 1903, Box: 26, Folder: 3. Henry Clay Frick Papers, Series IV: Receipts, FFP.01.04. Frick Collection Archives.
Irwin Press (Pittsburgh, Pa.), 1903, Box: 26, Folder: 3. Henry Clay Frick Papers, Series IV: Receipts, FFP.01.04. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/6818 Accessed December 09, 2025.
