Maps (includes maps of coal mining regions and individual mines for WV, AL, IA, MD, and KY; includes many US Geological Survey maps of mines in the Great Lakes region of the US) [unfoldered], 1900–1940

Maps (includes maps of coal mining regions and individual mines for WV, AL, IA, MD, and KY; includes many US Geological Survey maps of mines in the Great Lakes region of the US) [unfoldered], 1900–1940, Box: 2. J.J. Rutledge Technical Writings on Coal Mining, A&M 3312. West Virginia and Regional History Center. https://archives.lib.wvu.edu/repositories/2/archival_objects/164329 Accessed February 02, 2026.