STB041 An incredible rare limited to only 50 first day cover and numbered 10 of 50 - This features SIX historic signatures of pilots and personnel from WW2 related to the German battleships Tirplitz & Bismarck - All the signatures need full research (Alex McKie 617 Squadron, Ted Waas 617 Squadron, Basil Fish 617 Squadron, Archie Johnstone 617 Squadron, Kenneth Jenkinson 617 Squadron, Ian Hewitt 35 Squadron) and you will find the publishers have provided an insert detailing each individual signing and their respective wartime squadrons and history from how they relate to the Tirpirtz plane (see image 2) . The reverse has the hand numbering from the limited edition series of 50 (see image 3) . It is mint condition.