Gamera II HPH World Record Flight: 50 seconds [video]
Gamera II is the second human powered helicopter from the University of Maryland's Alfred Gessow Rotorcraft Center.
Gamera II is the second human powered helicopter from the University of Maryland's Alfred Gessow Rotorcraft Center.
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Baltimore Spokes
https://www.baltimorespokes.org/article.php?story=2012070811091791