http://www.ebay.com/itm/Rare-Vintage-W-Jeffries-English-Concertina-with-Original-Leather-Case-c-1920s-/370763701991?pt=LH_DefaultDomain_0&hash=item56533d1ee7
This guy can't keep his pictures straight I never knew that Charlie Jeffries made bicycles as well as brushes and concertinas. Never underestimate ebay for revealing mysteries untoforth unthought of!
Greg