14th March 1945 - First 'Grand Slam' raid
Header image: 617 Sqn Lancaster B1 Special PB996 ‘YZ-C’ releases a 21,500lb ‘Grand Slam’ over the Arnsberg Viaduct, Germany, on 19th March 1945.
The first of the enormous British ‘Grand Slam’ ‘earthquake’ bombs were dropped in anger 75 years ago this month.