000 003200000a22001330004500
008 140223b1960 xxu||||| |||| 00| 0 eng d
041 _aENG
080 _aC56 K0
082 _aC56 K0
100 _aHACKFORTH (Henry l)
245 _aInfra-red radiation.
260 _aNew York
_bMcGraw Hill
_c1960
650 _aX-RAYS
999 _c226420
_d226420