Gerard Post Herrick
Vertiflite ; 54 , 2
2008
Aufsatz (Zeitschrift)
Englisch
Gerard Post Herrick (1873 - 1955) America's Unforgettable "Forgotten" Convertiplane Pioneer
British Library Conference Proceedings | 2007
|The Herrick HC-6D Convertiplane
Online Contents | 1997
What's the news: LMATTS C-27J Spartan From archives: Herrick HV-2
Online Contents | 1999
Online Contents | 2007
|A Herrick Among Mathematicians or Dynamic Geometry as an Aid to Proof
British Library Online Contents | 2001
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