00562nam a22001937a 4500 BD-DhUL 20140924101853.0 140924s1963 xxua|||| |||| 001 0 eng d BD-DhUL BD-DhUL 537.5 TRM Troup, Gordon. Masers and lasers : molecular amplification and oscillation by stimulated emission / Gordon Troup. London : Methuen, c1963. viii, 192 p.: ill. ; 16 cm. Includes index. Masers. Lasers. ddc BK 12630 12630 0 0 ddc 0 537_500000000000000_TRM 0 NFIC 22618 DUSL DUSL GEN 1964-08-07 Purchased 537.5 TRM A30634 2014-09-24 2014-09-24 BK