000 00279nam a2200121Ia 4500
008 160710s1952 xx 000 0 und d
082 _a530 ALL
100 _aALLEN,H.S.
245 _aPRATICAL PHYSICS
260 _bMACMILLAN AND CO LTD.
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300 _a590
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999 _c16133
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