000 00288 a2200121 4500
080 _a535.1
_bB 518 A
245 1 _aABC's of infrared
_cby B. Bernard
260 _aSlough
_bF. Foulsham & Company
_c1970
650 _aInfrared
100 1 _aBernard, B.
_d
300 _a144 p.
901 _a110359
999 _c25995
_d25995