000 00283pam a2200109a 44500
082 _aTR
_bRI-9291
100 _aJ. K. Kravits
245 1 _aIn-mine test of the bureau of mines preproduction wireless survey system
260 _a
_b
_c
700 _aJohn Millhiser
997 _aTR6664 C
999 _c405825
_d405825