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|Material Type:||Government publication, National government publication|
|All Authors / Contributors:||
E E Unger; D W Anderson; M N Rubin; Bolt, Beranek, and Newman, inc.
Report date August 1978; approved for placement on open file, July 1979.
Report prepared by Bolt Beranek and Newman Inc., under USBM contract no. J016057 for Bureau of Mines, Pittsburgh, Pa.
|Description:||114 p. : ill. ; 28 cm.|
|Series Title:||Open file report (United States. Bureau of Mines), no. 98-79.|
|Responsibility:||E.E. Unger, D.W. Andersen, and M.N. Rubin.|