Part of the Frick Collection Archives Repository
Checkbooks - Mellon National Bank (Pittsburgh, Pa.), 1903-1915, Volume: Checkbooks 38-40. Henry Clay Frick Papers, Series VI: Accounts, FFP.01.06. Frick Collection Archives.
Checkbooks - Mellon National Bank (Pittsburgh, Pa.), 1903-1915, Volume: Checkbooks 38-40. Henry Clay Frick Papers, Series VI: Accounts, FFP.01.06. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/8983 Accessed June 21, 2025.
