Delaware, Lackawanna, and Western Railroad Company Coal Mining Department correspondence regarding safety and production policies and other topics [2 of 2], 1906–1921

Delaware, Lackawanna, and Western Railroad Company Coal Mining Department correspondence regarding safety and production policies and other topics [2 of 2], 1906–1921, Box: 50, Folder: 19b. J. Davitt McAteer Papers regarding Mining Safety, A&M 4219. West Virginia and Regional History Center. https://archives.lib.wvu.edu/repositories/2/archival_objects/112064 Accessed November 23, 2024.