I was bored this morning, and was poking around RCUniverse.com, when I came across this:
Great Planes/Harold Wagner Piper J-3 twin Cub (RTF)
I was like
So, I fired up my Google Fu, and ran across this:
A tad more at the bottom of the page, along with some other aviation oddities...
There's been some interesting stuff attempted in the evolution of avation, to say the least...