This was quite a surprise find on Youtube. This wig wag signal used to protect a crossing that was only a few miles away from where I grew up. But when the branch line was upgraded for the Sprinter light rail service, this old signal was finally retired and sadly, I never got to see it in operation. But luckily, one person did manage to catch it coming to life:
http://www.youtube.com/watch?v=coEvaOfTqOI


