Evaluation of a Signaling and Warning System for Underground Mines, May 1997

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Title Evaluation of a Signaling and Warning System for Underground Mines, May 1997
SuDoc No.
HE 20.7130:9641
Item No.
0499-F-20
Shipping List No.
98-0809-M
Category
CC
Notes
Change class to: HE 20.7131:9641. Correct item no. 0499-F-22.
Record Number
89990
Volume Number
ANTS-v5-#10-10/31/98
Date Created October 30, 1998
Last Modified October 30, 1998
Status