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National Institute for Occupational Safety and Health National Institute for Occupational Safety and Health
National Institute for Occupational Safety and Health

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    1948 (2)
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  • Protection against lightning at surface and underground mining plants
    Filetype[PDF - 1.26 MB]
    Personal Author:
    Harrington, D. (Daniel), b. 1878. ; Parker, Dorsey Julian, b. 1877. ;
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    April 1948
    Series:
    Information circular (United States. Bureau of Mines) ; 7447
    Description:
    "The necessity for protection against the hazards of lightning manifests itself from time to time in the mining industry by reason of loss of life, da...
    File Type:
    Filetype[PDF - 1.26 MB]
    File Type:
    Filetype[PDF - 1.26 MB]
  • Protection against lightning at surface and underground mining plants
    Filetype[PDF - 11.80 MB]
    Personal Author:
    Harrington, D. (Daniel), b. 1878. ; Parker, Dorsey Julian, b. 1877. ; ...
    Corporate Authors:
    United States. Bureau of Mines.
    Published Date:
    April 1948
    Series:
    Information circular (United States. Bureau of Mines) ; 7447
    Description:
    "The necessity for protection against the hazards of lightning manifests itself from time to time in the mining industry by reason of loss of life, da...
    File Type:
    Filetype[PDF - 11.80 MB]
    File Type:
    Filetype[PDF - 11.80 MB]