000 00389pam a2200145a 44500
082 _aNASA
_bTN D-3292
100 _aJohnson,E H
245 1 _aHYDROGEN FREQUENCY COMPARISON WITH A CESIUM BEAM STANDARD
260 _a
_bNasa, Washington, D.C.
_c1966
300 _a11
500 _aBound With Nasa Tn D-3291,3293-3300
700 _aMcgunigal,T E
964 _gCIRC
997 _aTR15592 C
999 _c400150
_d400150