Browse TRAIL Inventories

Men who received Bureau of mines certificates of mine rescue training, July 1, 1914 to June 30, 1916

Men who received Bureau of Mines certificates of mine rescue training, July 1, 1916, to June 30, 1918

The value of oxygen breathing apparatus in mine rescue operations

Permissible explosives, mining equipment and apparatus approved prior to January 1, 1923

Permissible Explosives, Mining Equipment, and Apparatus Approved Prior to January 1, 1924

Form of report for underground accidents

Touch paper


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