Part of the Frick Collection Archives Repository
Voucher indexes, 1912-1919, Box: 54. Henry Clay Frick Papers, Series III: Voucher Files, FFP.01.03. Frick Collection Archives.
Voucher indexes, 1912-1919, Box: 54. Henry Clay Frick Papers, Series III: Voucher Files, FFP.01.03. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/5859 Accessed August 21, 2025.
