000 00303nam a2200121Ia 4500
999 _c10600
_d10600
008 190711s9999 xx 000 0 und d
082 _a621.3848 H193
100 _aHallows, R, W.
245 0 _aRadar Simply Explained
260 _aLONDON
_bChapman Publishing Ltd
_c1950
300 _a19X12
942 _cBK