Zimmerman_with_tiltwing_model.jpg - Wikipedia

Summary

Description Zimmerman with tiltwing model.jpg	English: Charles H. Zimmerman poses next to a wind-tunnel model of a tiltwing aircraft.
Date	1950s date QS:P,+1950-00-00T00:00:00Z/8
Source	NASA SP-4305 "Engineer in Charge"
Author	Unknown author Unknown author
Permission ( Reusing this file )	NASA photograph

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