000 00430pam a2200145a 44500
082 _aUSBM
_bRI-7788
100 _aTomb,T F,Martonik,J F
245 1 _aEVALUATION OF A MACHINE-MOUNTED DUST COLLECTOR.
260 _a
_bU. S. Dept. Of The Interior, Bureau Of Mines, [S. L.]
_c1973
300 _a15
500 _aBound With Usbm Ri-7771-87, 7789-90 Lack No. 7775.
700 _aTaylor,C D
964 _gCIRC
997 _aTR11109 C
999 _c397543
_d397543