00778nam0-22002891i-450-99000028247040332120001010000028247FED01000028247(Aleph)000028247FED0100002824720001010d--------km-y0itay50------baitay-------001yyGas laser technology(by) Douglas C. Sinclair, W. Earl BellNew YorkHolt Rinehart & Winston Inc.copyr. 1969XIII,161 p. ill. 23 cm535Sinclair,Douglas C.Bell,W. EarlITUNINARICAUNIMARCBK99000028247040332104 044-25CI 5769DINCHDINCHUNINAING01