Published in Bullet #020, 06/26/1976.
Preece of MI5 calls Fireball to his office to show him a large bottle of wine on the label of which has micro dots containing the exact locations of top-secret N.A.T.O. missile sites. The bottle was in a consignment on its way to the the Slobodian Embassy in London. Preece wants Fireball to find the leak and plug it.