Part of the Frick Collection Archives Repository
#365: Union Steel Company bonds [empty envelope], undated, Box: 57, Folder: 11. Henry Clay Frick Papers, Series V: Subject Files, FFP.01.05. Frick Collection Archives.
#365: Union Steel Company bonds [empty envelope], undated, Box: 57, Folder: 11. Henry Clay Frick Papers, Series V: Subject Files, FFP.01.05. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/8530 Accessed February 26, 2025.
