BOOK 4 in the Wallace of the Secret Service series. Sir Leonard Wallace, the famous chief of the Secret Service, finds that the peace of Europe is threatened by a gang engaged in the theft and sale of national secrets. Wallace gets busy, and is assisted by the gang leader's own fear of him and his anxiety to get the Englishman into his power. Wallace's investigations, his startling discoveries and his escapes from death make this one of the most exciting books ever written by Alexander Wilson.
Alexander Wilson was a writer, spy and secret service officer. He served in the First World War before moving to India to teach as a Professor of English Literature, and began writing spy novels whilst there. During WW2, Wallace worked as an intelligence agent. He enjoyed great success and notoriety for his writing in the 1940s, with reviews in the Telegraph, Observer, Scotsman and the Times Literary Supplement. He died in 1963.