000 00258pam a2200109a 44500
082 _aNASA
_bCR-397 -
100 _aR T Schneider
245 1 _aPhotoelectric detection of weak spectrum lines
260 _a
_b
_c
700 _aR O Whitaker
997 _aTR9960 C
999 _c394174
_d394174