000			00415pam a2200145a 44500
082			_aNASA _bCR-674
100			_aMcdonnell,J D
245	1		_aA "CRITICAL" TRACKING TASK FOR MAN-MACHINE RESEARCH RELATED TO THE OPERATOR'S EFFECTIVE DELAY TIME.
260			_a _bNasa, Washington, D.C. _c
300			_a47
500			_aBound With Nasa Cr-671-73, 675
700			_aJex,H R
964			_gCIRC
997			_aTR11909 C
999			_c397301 _d397301