000 00361pam a2200133a 44500
040 _aP K Kelkar Library, IIT Kanpur
082 _a535.842
_bH115i
100 _aHackforth, Henry L.
245 1 _aInfrared radiation
_cHenry L. Hackforth
260 _aNew York
_bMcgraw-Hill
_c1960
300 _axii, 303p
650 _aInfra-red rays
997 _a5947 C
999 _c414202
_d414202