R1155F: http://www.ebay.co.uk/itm/WWII-RAF-Radio-Receiver-R1155F-Used-in-Lancaster-Bombers-etc-/263159662799?ssPageName=STRK:MESE:IT
Similar radio receivers to this one were used in Lancaster bombers. This has a steel case however but people can make their own minds up.
I am also selling a P8 Compass as used in Spitfire/Hurricanes
http://www.ebay.co.uk/itm/WWII-RAF-P8-Spitfire-Hurricane-Pilot-039-s-Compass-Air-Ministry-6A-726-/263159666070?ssPageName=STRK:MESE:IT