000 003390000a22001330004500
008 140223b1960 xxu||||| |||| 00| 0 eng d
041 _aENG
080 _aC85z7 K0
082 _aC85z7 K0
100 _aTOWNES (Charles H)Ed
245 _aQuantum electronics:Symposium.
260 _aNew York
_bColumbia Univ Pr
_c1960
650 _aLASER
999 _c227269
_d227269