000			00510nam a2200193Ia 4500
003			NIELib
008			211019s9999||||xx |||||||||||||| ||und||
020			_a0582213061
082			_a507 _bBLA
100			_aBlackledge, J _96782
245			_aNuffield Secondary Science :Theme 7 Using materials
260			_bLongman, _c1971. _aLondon :
300			_axiii,289p.; _bill.; _c26cm
650			_aMaterials
650			_aScience
700			_aCarter, Derek _96783
700			_aMilbourn, J.J.
942			_2ddc _cLM
999			_c23472 _d23472