00376nam a22001337i 4500001001000000005001700010008004100027082002000068100002200088245004200110260004200152300001700194650003100211SXC01515020260819093600.0260101s1960    ii            000 0 eng d  a539.7 VRI-B222  aVries, Leonard De10aBook of the atom /cVries, Leonard De  abMacmillan & Co. Ltd., London,c1960  ap. ;c22 cm. 0aAtomic and Nuclear physics