000 00342pam a2200133a 44500
082 _aNASA
_bTN D-863
100 _aGrobman,Jack
245 1 _aA TECHNIQUE FOR CRYOPUMPING HYDROGEN.
260 _a
_bNasa, Washington, D.C.
_c1961
300 _a28
500 _aBound With: Nasa Tn D-861-862,864-870.
964 _gCIRC
997 _aTR10463 C
999 _c395434
_d395434