Cees Jonkers had a bike shop in Rotterdam from 1980 to 2005, from which he catered to local racers and other enthusiasts. Really nice bikes, so when this came along I picked it up, on the off chance that mrs non-fixie would one day want to try it. It took a few years and some gentle persuasion, but she currently rides it on her trainer.

Here are a couple of others that currently reside in my attic. The blue frame is my size, and will be built up. One day ...