Car Stuff: A Mystery

This one didn't quite get away from me, but we were never able to get close enough to get a better look at it, so I have to make a guess at what it is:

It looks sort of like a '55 Chevy with an added-on Continental kit. But truthfully, it could be one of many cars from the early to mid-1950s. I might see it around town again; that sometimes happens...