Technique of surveying diamond-drill holes with the Wright Radiolite Borehole-Surveying Instrument / by James W. Townsend and William H. King.
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| Format: | Government Document Book |
| Language: | English |
| Published: |
[Washington, D.C.] :
United States Bureau of Mines,
1947.
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| Series: | Report of investigations (United States. Bureau of Mines) ;
4061. |
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