Thanks for the help, here is what she looks like:

It's a 62 305 Dream...I'm wondering if maybe the previous owner(s) put an aftermarket or some other bracket on there?conbs wrote:It is definitely not a late tail light. Yours looks like an early bike, but I don't have one so I can't help out with a visual. The pictures in my parts manuals look like the early lights were rectangular. That is, no point on the top like yours.
Hope that helps.