000 00455pam a2200133a 44500
082 _aNASA
_bTN D-2660
100 _aExton,Reginald J
245 1 _aTHEORY AND OPERATION OF VARIABLE EXPOSURE PHOTOGRAPHIC PYROMETER OVER THE TEMPERATURE RANGE 1800 DEGREE TO 3600 DEGREE F (1255 DEGREE TO 2255 DEGREE K )
260 _a
_bNasa, Washington, D.C.
_c1965
300 _a16
500 _aBound With Nasa Tn D-2651-2659.
964 _gCIRC
997 _aTR16108 C
999 _c399891
_d399891