Poor's Publishing Co. (New York, N.Y.), 1905-1922

Poor's Publishing Co. (New York, N.Y.), 1905-1922, Box: 42, Folder: 42. Henry Clay Frick Papers, Series IV: Receipts, FFP.01.04. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/7485 Accessed April 21, 2025.