How about this 25 skin. 
 It is a J model so this one would not be acceptable it is or was owned by a fellow here in Urbana Ohio it was up for sale the last I had heard, here is a few pictures I took of it last year.  
  
   
 The same guy owns this plane being rebuilt here is the link.  
http://www.b17project.com/ 5point ohio has been working on this plane as a volunteer.