Checkbooks - Union Savings Bank of Pittsburgh (Pittsburgh, Pa.) - C.F. Chubb Special Account, 1915-1922

Checkbooks - Union Savings Bank of Pittsburgh (Pittsburgh, Pa.) - C.F. Chubb Special Account, 1915-1922, Volume: Checkbooks 75-86. Henry Clay Frick Papers, Series VI: Accounts, FFP.01.06. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/8991 Accessed February 26, 2025.