Mystery at Lynden Sands, published in 1928, is a classic British detective novel by J. J. Connington. Set in a seaside resort, the story involves a murder mystery with tangled alibis, secret identities, and inheritance disputes. Featuring Sir Clinton Driffield, a meticulous and analytical investigator, the novel exemplifies Golden Age detective fiction. Connington’s precise plotting, attention to forensic detail, and fair-play clues offer an engaging read for fans of traditional whodunits.