1951 – Excessive natural heat, Sixth Revision of International Lists, 1948, code E931– 422

–422 US PHS Vital Statistics of the US 1951: Vol. II – Mortality Statistics, Table 52, p. 30.

Source

Public Health Service, U.S. Department of Health, Education, and Welfare. Vital Statistics of the United States 1951, Volume II, Mortality Data. Washington, DC: U.S. Government Printing Office, 1955. Accessed 9-14-2023 at: https://www.cdc.gov/nchs/data/vsus/VSUS_1951_2.pdf