Don't forget the T205 Cobb from a 1956 Gentry magazine issue, a card I owned at one point (my father got it for me when I was 12 from an antiques dealer in Becket, Massachusetts who thought it was a real tobacco card (as did I at the time!) I think that one had a blank back though, although my copy was mounted. H&S had one a couple of years ago:
http://mar10.hugginsandscott.com/cgi...l?itemid=19042