Letter with enveloppe of Roger Potts on board HMS Dragon 24 oct 1939

HMS Dragon, also known in Polish service as ORP Dragon (Polish: dragoon), was a D- or Danae-class cruiser built for the Royal Navy. She was launched in Glasgow, in December 1917, and scuttled in July 1944 off the Normandy beaches as part of the Arromanches Breakwater.