The Secret Adversary is the second published detective fiction novel by Agatha Christie, first published in January 1922 in the United Kingdom by The Bodley Head and in the United States by Dodd, Mead and Company later in that same year.The UK edition retailed at seven shillings and sixpence (7/6) and the US edition at $1.75. The book introduces the characters of Tommy and Tuppence who feature in three other Christie novels and one collection of short stories; the five Tommy and Tuppence books span Agatha Christie's writing career. The Great War is over, and jobs are scarce. Tommy Beresford and Prudence "Tuppence" Cowley meet and agree to start their own business as The Young Adventurers. They are hired for a job that leads them both to many dangerous situations, meeting allies as well, including an American millionaire in search of his cousin. Each RADLEY CLASSIC is a meticulously restored, luxurious and faithful reproduction of a classic book; produced with elegant text layout, clarity of presentation, and stylistic features that make reading a true pleasure. Special attention is given to legible fonts and adequate letter sizing, correct line length for readability, generous margins and triple lead (lavish line separation); plus we do not allow any mistakes/changes/ additions to creep into the author's words. Visit RADLEY BOOKS at www.radleybooks.com to see more classic book titles in this series.