A study to determine potential dust exposure in connection with intermittent rock drilling in coal mines / by C.W. Owings and Leslie Johnson.
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of the Interior, Bureau of Mines,
1953.
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| Series: | Report of investigations (United States. Bureau of Mines) ;
5004. |
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| Physical Description: | 7 pages : illustrations ; 27 cm. |
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| Bibliography: | Includes bibliographical references. |