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|Material Type:||Government publication, National government publication|
|All Authors / Contributors:||
Richard H Oitto; United States. Mining Enforcement and Safety Administration.
|Description:||16 pages : illustrations ; 27 cm.|
|Series Title:||Informational report (United States. Mining Enforcement and Safety Administration), IR1024.|
|Other Titles:||Injuries involving jackleg rock drills underground, 1973-1974|
|Responsibility:||by R.H. Oitto.|