some of you, particularly, our UK brothers and sisters, may already know about this but, i thought it was worthy of mentioning here:
the royal enfield revelation (according to tony hadland and others) was the best of the 20" wheel bikes to come out of the moulton inspired small-wheel bike boom of the late 60's. not many of them were made apparently. demonchaux decided to make a copy a and call it the lafeyette. enjoy:




demonchaux lafeyette:



it's also interesting to note how similar the above geometry is to this little machine: