A short-range locator system for detecting trapped miners /
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| Imprint: | [Washington, D.C.?] : U.S. Dept. of the Interior, Bureau of Mines, [1984] |
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| Description: | ii, 22 pages : digital, PDF file. |
| Language: | English |
| Series: | Report of investigations ; 8844 Report of investigations (United States. Bureau of Mines) ; 8844. |
| Subject: | |
| Format: | E-Resource U.S. Federal Government Document Book |
| URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/7243561 |