This vintage hardback book titled "N Or M?" by Agatha Christie was published in 1951 by Collins Crime Club. The book features a hardcover binding with a rare vintage dust jacket. It is a first edition original and not a reproduction. The book belongs to the fiction subject, crime and thriller, and features the characters Tommy and Tuppence. It is written in English and was published in the United Kingdom. The book is in excellent condition and will make a great addition to any Agatha Christie collection. RARE VINTAGE collectors copy.