Mortality -- Memo to Robert Kaplan from Barkev S. Sanders, "Have Coal Miners a Higher Age, Race, Sex, and Cause Specific Death Rate Compared with Other Occupational Groups?", 1966/05/04

Mortality -- Memo to Robert Kaplan from Barkev S. Sanders, "Have Coal Miners a Higher Age, Race, Sex, and Cause Specific Death Rate Compared with Other Occupational Groups?", 1966/05/04, Box: S5/Box 24, Folder: 1. 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/119941 Accessed January 11, 2025.