Correspondence and papers arising from the publication of Special Tasks. The Memoirs of an unwanted witness - a Soviet spymaster, by Pavel and Anatoli Sudaplatov, with Jerrold and Leona Schecter, published by Little, Brown. One chapter of the book 'Atomic Spies' accused Bohr, Fermi, Oppenheimer and Szilard of treasonable conduct and co-operation with the Soviet Union.

The material includes reviews and editorial comment on the book, documents from the archives of the Niels Bohr Institute (some photocopied or faxed) and a little correspondence.