This is the coolest thing ever!
http://www.xat.nl/enigma-e/desc/index.htm
Leslie can attest to the fact that when I was in Baltimore with her, and we stopped by the NSA museum, I was ecstatic to get to touch and play with an original Enigma rotor machine. Right behind it were the bombes that the English in Bletchly Park to crack the original code (they were led by Alan Turing himself).
Maybe the next time I have $150 lying around.