At the PRO I read detailed reports about the attack on Dartmouth and saw photographs of the damage inflicted on the Royal Naval College
THE MAIN ASSEMBLY HALL TOOK A DIRECT HIT
FOCKE-WULF 190 "BUTCHER BIRD - Hitler's trump card. The secret of its success was so closely guarded that pilots were not allowed to overfly the UK - until on 23 June 1942 Oberleutnant Faber landed one on an airfield in South Wales and the secret was revealed in detail.
RAF RECORDS part 1
I read this incredible book about the experiences of a Czech pilot, one of the many "westernized" combatants who were treated cruelly by the Russian-dominated Communist regime on their return to Czechoslovakia after the war.