The Secret Adversary (Tommy & Tuppence Mysteries, #1)

Like most young people after the War, Tommy Beresford and Tuppence Cowley are flat broke and out of work. Restless for excitement, they embark on a daring business scheme – Young Adventurers Ltd. willing to do anything, go anywhere. But their first assignment, for the sinister Mr Whittington, finds them on the track o