tiltrotor

Anybody know what this is? It's on display at a little museum near me, and they say they purchased it from a museum near Austin, Texas. It's got to be a figment of someones imagination, maybe for movie use? http://www.russellmilitarymuseum.com/hind.html thanks

A few years ago I bought a book on Curtiss Tiltrotors. Lots of good info, pictures and drawings. I used the drawings of the Model 203 to create a CAD file with the idea of making a 3D printed set of parts.What I was wondering is if anyone has any suggestions as to what would make a good scale to...