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Accident Prevention Course for Metal Mines
作者
Ernest John Ristedt
出版1977
ISBN
OCLC:1139485292
主題
Mine accidents
Some Haulage Safety Devices for Use on Grades, Slo...
作者
George Wallace Grove / Simon Harry Ash / Ernest John Ristedt
出版1942
ISBN
UOM:39015077562315
主題
Mine haulage
Miners' Circulars
作者
United States. Bureau of Mines
出版1948
ISBN
OCLC:1139509911
主題
Coal mines and mining
Explanation and Justification of Tentative Inspect...
作者
Alva Britt Hooker / Daniel Harrington / Edward H. Denny / George Wallace Grove / John Joseph Vincent Forbes / United States. Bureau of Mines / Clarence Watson Owings / Simon Harry Ash / William Joseph Fene / Ernest John Ristedt
出版1939
ISBN
LCCN:40026380
主題
Bituminous coal mines and mining
Accident Statistics as an Aid to Prevention of Acc...
作者
Alva Britt Hooker / Daniel Harrington / Edward H. Denny / George Wallace Grove / United States. Bureau of Mines / William Joseph Fene / Simon Harry Ash / Ernest John Ristedt
出版1940
ISBN
LCCN:40026380
主題
Bituminous coal mines and mining