000 00396pam a2200133a 44500
082 _aUSBM
_bRI-7554
100 _a
245 1 _aIMPROVED CUPRIC AMMONIUM CARBONATE LEACHING OF COPPER SCRAP
260 _a
_bU. S. Dept. Of The Interior, Bureau Of Mines, [S. L.]
_c1971
300 _a9
500 _aBound With Usbm Ri-7551-7553,7555-7570, Lack No. 7565
964 _gCIRC
997 _aTR15227 C
999 _c400099
_d400099