The Case Of The Blind Barber by John Dickson Carr

Set aboard a transatlantic ocean liner, this classic locked-room mystery unravels as a group of passengers, including the eccentric detective Dr. Gideon Fell, become embroiled in a perplexing case involving a stolen diamond and a series of bizarre incidents. The plot thickens when a passenger is found dead, and the only clue is a cryptic message left by the victim. With a blend of humor, wit, and intricate plotting, the story navigates through a web of deception and red herrings, challenging readers to solve the mystery before the ship reaches its destination.