The Dead Letter Drop

Colonel ursula kacinsky of the red army was sending blueprints for the atomic bomb back to moscow. Her main dead letter box was a hollow tree, three trees beyond the cross roads, outside the little village of great rollwright in oxfordshire countryside. Ursula did not yet realize the historic significance of the information she was passing on to the centre. Fooke's transfer of scientific secrets to the soviet union between 19 forty one and 19 forty three was one of the most concentrated spy halls in history.