I'm thinking of using the same technology-balsa wood frames, nylon bearings and propeller power for a loco



Made a nice box for each one, this is the only box surviving

This was the last one...it failed

A video of one of them in action
<embed width="448" height="361" type="application/x-shockwave-flash" wmode="transparent" src="http://i138.photobucket.com/player.swf? ... yMovie.flv">

