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01319nam a22003498a 4500 001 F83ED31A2AD011DEB7C72705A8D7520A 005 200904161653.0 008 820820s1982 dcua b f00010 eng d 010 $a 82600277 040 $a DLC $c DLC $d SILO $d MvI $d SILO 050 $a TN295 $b .U4 074 $a 637-A 082 0 $a 622/.334 $a 622/.334 $2 19 086 0 $a I 28.27:8899 100 1 $a Divers, Edward F. 245 1 $a Evaluation of a combined face ventilation system used with a remotely operated mining machine / $c by E. Divers, N. Jayaraman, and J. Custer. 260 $a [Washington, D.C.?] : $b U.S. Dept. of the Interior, Bureau of Mines, $c 1982. 300 $a 7 p. : $b ill. ; $c 28 cm. 490 0 $a Information circular ; $v 8899 504 $a Includes bibliographical references. 650 0 $a Coal-mining machinery $x Safety measures. 650 0 $a Mine ventilation $x Testing. $x Testing. 650 0 $a Sulphur hexafluoride. 650 0 $a Tracers (Chemistry) 700 1 $a Custer, J. 700 1 $a Jayaraman, Natesa I. 710 1 $a United states. $b Bureau of Mines. 830 0 $a Information circular (United States. Bureau of Mines) ; $v 8899. 939 $a 793117 941 $a 1 952 $l OVUX522 $d 20180110032858.0 956 $a http://locator.silo.lib.ia.us/search.cgi?index_0=id&term_0=F83ED31A2AD011DEB7C72705A8D7520AInitiate Another SILO Locator Search