000 00348nam a2200145Ia 4500
008 180626s9999 xx 000 0 und d
082 _a507.8 Ed66us 1992
100 _aEdom, Helen
245 0 _aUsborne science activities vol. 2
260 _aLondon
260 _bUsborne Pub. Ltd.
260 _cc1992
300 _a74 p
650 _aExperiments
999 _c47643
_d47643