Relics from Lancaster Mk III type 464 provisioning,F/L J.V. Bouncing bombs designed by Barnes Wallis were dropped by specially-modified Lancasters led by Guy Gibson, and succeeded in breaching two of the three dams.
WW2 No 617 SQN DAMBUSTERS 1943 LANCASTER BOMBER AIRCRAFT RELICS AJ-Z / ED937
WW2 No 617 SQN DAMBUSTERS 1943 AIRCRAFT RELICS AJ-M / ED925
WW2 No 617 SQN DAMBUSTERS 1943 AIRCRAFT RELICS AJ-T / ED825 signed
WW2 No 617 SQN DAMBUSTERS 1943 AIRCRAFT RELICS AJ-A / ED887 signed
WW2 No 617 SQN DAMBUSTERS 1943 AIRCRAFT RELICS AJ-O / ED886
WW2 No 617 SQN DAMBUSTERS 1943 AIRCRAFT RELICS KC-N / JB144