"Mining Methods in West Virginia," West Virginia University College of Engineering Bulletin by C.E. Lawall, Ivan A. Given, and H.G. Kennedy, 1929

"Mining Methods in West Virginia," West Virginia University College of Engineering Bulletin by C.E. Lawall, Ivan A. Given, and H.G. Kennedy, 1929, Box: 65a, Folder: 18. 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/112521 Accessed November 26, 2024.