
The Igor I. Sikorsky International Trophy awarded to Andrew Logan, center, of McDonnell Douglas Helicopter Systems by Edward J. Renouard, left, Society outgoing president and Dean Borgman, Society Chairman, right, for the MDHS 520N NOTAR speed record.
AHS' (now VFS) 49th Annual Forum and Technology Display held May 19-21, 1993 at St. Louis, Missouri, USA
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