Chief Flight Instructor George Gruen of Parks College
George J. Gruen, Chief Flight Instructor of Parks College, introduces a new group of Flying Cadets to the protocols of the flight line. (c. 1940) [Cortesy Ed Sutorius]
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格式: | Online |
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1940
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在線閱讀: | http://cdm17321.contentdm.oclc.org/cdm/ref/collection/photos/id/7850 |
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