UMWA Correspondence -- John L. Lewis - Testimony before the Special Subcommittee on Mine Safety Legislation, U.S. House of Representatives Committee on Education and Labor, 1952/02/21

UMWA Correspondence -- John L. Lewis - Testimony before the Special Subcommittee on Mine Safety Legislation, U.S. House of Representatives Committee on Education and Labor, 1952/02/21, Box: S2/Box 28, Folder: 13. United Mine Workers of America, Health and Retirement Funds, Records, A&M 2769. West Virginia and Regional History Center. https://archives.lib.wvu.edu/repositories/2/archival_objects/117174 Accessed December 08, 2025.