RE Special Cover: 23 May 1973
Exercise Makefast XXI
Stamps: 3ᵖ Machin definitive, ultramarine.
Special Handstamp: Exercise Makefast XXI, Hameln, BFPS 1360, silhouette representing the German town of
Hameln in the centre.
Back of Envelope showing the Emblem of Hameln.
Thanks for information to Darrell Drury from http://www.refdc.co.uk/