Fine Second World War Fleet Air Arm Distinguished Service Cross Group of Five to 1770 Squadron for Attacks on the German Battleship Tirpitz whilst in Alten Fjord Norway, Distinguished Service Cross, reverse officially dated 1945, 1939-45 Star medal, Atlantic Star medal, Africa Star medal with clasp North Africa 1942-43 and War medal 1939-45. Group unnamed as issued and mounted as worn. Group includes some original documentation, Admiralty issue slip for Second World War campaign medals (4 issued), group photograph including recipient in front of aircraft, other photographs of aircraft landing on an aircraft carrier, letter of confirmation of award of the D.S.C. to ‘TEMPORARY LIEUTENANT (A) IAN HUGH MCALISTER GUNN D.S.C. R.N.V.R.’ and dated 19th January 1945.istinguished Service Cross, London Gazette, 16rh January 1945 – For undaunted courage, skill and determination in carrying out daring attacks on the German battleship Tirpitz.- Temporary Lieutenant (A) Ian Hugh MacAlister Gunn, R.N.V.R. (Hampstead).eedie’s confirms the award for 4 attacks on the Tirpitz in Altenfjord in August 1944, McAlister received his award at an investiture on 13th November 1945.