Part of the Frick Collection Archives Repository
#145: United Gas Improvement Co., 1901-1911, Box: 21, Folder: 17. Henry Clay Frick Papers, Series V: Subject Files, FFP.01.05. Frick Collection Archives.
#145: United Gas Improvement Co., 1901-1911, Box: 21, Folder: 17. Henry Clay Frick Papers, Series V: Subject Files, FFP.01.05. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/8268 Accessed June 07, 2025.
