Part of the Frick Collection Archives Repository
W.A. Herron and Sons (Pittsburgh, Pa.), 1889-1902, Box: 92, Folder: 1. Henry Clay Frick Papers, Series II: Correspondence, FFP.01.02. Frick Collection Archives.
W.A. Herron and Sons (Pittsburgh, Pa.), 1889-1902, Box: 92, Folder: 1. Henry Clay Frick Papers, Series II: Correspondence, FFP.01.02. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/4332 Accessed May 04, 2025.
