"A Dictionary of Mining, Mineral, and Related Terms" by Paul W. Thrush and the United States Department of the Interior, 1968

"A Dictionary of Mining, Mineral, and Related Terms" by Paul W. Thrush and the United States Department of the Interior, 1968, Box: 63b. 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/112471 Accessed December 05, 2025.