00313nam a2200121Ia 4500008004100000082001700041100001800058245001900076260004000095300001000135630001800145650002800163211109s9999||||xx |||||||||||||| ||und||  a539.7bYAR-A  aYarwood, John 0aAtomic Physics  bUniversity of TorontoaLondonc1960  a644p.  xGeneral Stack  aSocial SciencexPhysics