000			00394pam a2200133a 44500
082			_aNASA _bCR-1479
100			_aBrock,F J
245	1		_aRESEARCH AND DEVELOPMENT PROGRAM ON ORBITRON ULTRAHIGH VACUUM GAUGE.
260			_a _bNational Aeronautics And Space Administration, Washington, D.C. _c
300			_a75
500			_aBound With Nasa Cr-1477-78
964			_gCIRC
997			_aTR11416 C
999			_c397579 _d397579