00398nam a2200145Ia 450000500170000000800410001704000100005808200250006810000200009324500430011326400110015626400630016726400090023030000130023920190910021743.0190112s9999    xx            000 0 und d  cgslrc  aCIR 333.79 C352 1993  aChalloner, Jack 0aEnergy /cwritten by Jack Challoner.    aLondon  bDorling Kindersley, in association with The Science Museum  c1993  a64 pages