Sweden 1974 and 1976 Use of 1964 test stamp at Stockholmia 1974 and Hafnia 76

In 1974 the engraving was used to make up promotional booklets (with no value), which were handed out during the Stockholmia 1974 show. 

Hafnia 1976 saw a multi-coloured version

Test stamps for the coloured version of the stamp.

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