These are very rare and to see one for sale from the original Good Wear Leather Coat Co might inspire John Chapman to produce cloth jackets!
http://cgi.ebay.co.uk/Vtg-WW-II-B-17-Bo ... 5d2a435f96
http://cgi.ebay.co.uk/Vtg-WW-II-B-17-Bo ... 5d2a435f96