000 00323nam a2200133Ia 4500
005 20260205041149.0
008 260111s9999||||xx |||||||||||||| ||und||
082 _a507 P419S
100 _aPERKINS W H ,ED
245 0 _aSCIENCE IN SCHOOLS
260 _aLOND.
_bBUTTERWORTHS SCIENTIFIE
_c1958
300 _a150
942 _cBK
999 _c18429
_d18429