As far as sewing goes my main era of addiction is the 70's. Then by way of extension the 40's since the 70's revisited the 40's styles a lot.
I also love costume jewelery from the 50's - 70's.
I am a certified crafting addict and get myself into all sorts of other creative stuff. It keeps me sane(?). While it is certainly not less expensive than therapy, it is a whole lot more fun.
Hmm. Guess I had better finish up that 70's jacket that has been hangin' with the UFOs for too long:
Go Sew Retro!