I have a nice Stylepark Hats derby on OFAS right now...ends Sunday evening. By the time I came back from Afghanistan, I had five bowlers/derbies waiting for me: I picked out a couple to keep...the rest will be out to find a new home. I'm guessing this one is about 1920s vintage. Very nice shape...just didn't fit me as well as some of the others. Auction is at http://cgi.ebay.com/ws/eBayISAPI.dll...m=230472676459. Many pics on the listing, here's one of them: