[Brochure] Mining and preparation of anthracite; The Hudson Coal Company, Scranton, Pennsylvania, 1931

[Brochure] Mining and preparation of anthracite; The Hudson Coal Company, Scranton, Pennsylvania, 1931, Box: SC Prints, Box: 1, Folder: 2. SC Prints, Broadsides, Pamphlets, etc., SC Prints-0001. Lehigh University Special Collections. https://archivesspace.lib.lehigh.edu//repositories/3/archival_objects/125434 Accessed May 19, 2026.