000 00409pam a2200145a 44500
082 _a539.774
_bN69r
100 _aNokes, Malcolm Cuthbert
245 1 _aRADIOACTIVITY MEASURING INSTRUMENTS
_cA GUIDE TO THEIR CONSTRUCTION AND USE
260 _aMelbourne
_bHeinemann
_c1958
300 _a75
650 _aGeiger-Muller Counters
650 _aRadioactivity. Measurement
964 _gCIRC
997 _a3526 C
999 _c431823
_d431823