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Sampson, W. T., III; Henninger, S.; Fixler, R.
view article (1.0)Rooftop Emergency Heliports. Final Report.Systems Control Technology, Inc., Arlington, VA['DOT/FAA/RD-93/2', 'SCT No. 92RR-26', 'ARD-30']Federal Aviation Administration, Washington, DC, DOT/FAA/RD-93/2; SCT No. 92RR-26; ARD-30
June 1993
56 p.