A well-dressed man was found dead on an Australian beach with an unlit cigarette behind his ear, every clothing label snipped away, and a secret Persian phrase sewn into his pocket—fueling 70 years of Cold War spy theories before DNA finally cracked his name. The reason might surprise you. On the morning of December 1, 1948, morning strollers along Somerton Beach in Adelaide noticed a man propped against the seawall, his head resting back against the sand. He was dressed in a clean, tailored suit, knitted vest, and polished shoes. An unlit cigarette rested behind his ear, while half-smoked cigarettes lay nearby. He wasn't sleeping. He was dead. When police and coroners examined the body, the case descended into one of modern forensic history's most baffling enigmas: No Identity: The man carried no wallet, cash, or passport. Every label on his coat, shirt, and trousers had been meticulously cut away with scissors. The Medical Anomaly: An autopsy revealed his spleen was three times its normal size and his stomach showed acute internal bleeding. Pathologists suspected a fast-acting, undetectable poison, yet toxicology tests detected no known toxic substances in his system. The Secret Pocket: Months later, a pathologist re-examining his trousers discovered a hidden fob pocket stitched into the waistband. Rolled tightly inside was a tiny scrap of paper torn from a rare book of 12th-century Persian poetry, the Rubaiyat of Omar Khayyam. On it were printed just two words: "Tamam Shud"—meaning "Ended" or "Finished". The mystery escalated into espionage lore when detectives tracked down the exact book the scrap had been torn from, which had been abandoned in an unlocked car nearby: The back page contained five lines of seemingly unbreakable encrypted letters written in capital script. Beneath the cipher was an unlisted telephone number belonging to a nurse named Jessica Thomson, who lived just meters from the beach. When shown a plaster bust of the dead man, she grew visibly shaken and evasive, yet denied knowing his identity. For over seven decades, Cold War historians theorized he was a Soviet double agent eliminated with exotic poisons, an intelligence courier caught in a web of state secrets, or a heartbroken lover. The shroud of mystery finally lifted through 21st-century science: In 2022, Australian researcher Professor Derek Abbott, working alongside renowned American forensic genealogist Colleen Fitzpatrick, extracted DNA from hairs preserved in the man's plaster death cast. Using modern investigative genetic genealogy, they built a massive family tree and established his true identity: Carl "Charles" Webb—a 43-year-old electrical engineer and instrument maker from Melbourne. Records showed Webb was an avid writer of poetry who had separated from his wife, Dorothy Robertson. After she relocated to South Australia, Webb vanished from Melbourne in 1947, tracking her down before his solitary death on the sands of Somerton. He wasn't an international Cold War superspy carrying state ciphers… he was a disillusioned, reclusive engineer whose lonely final journey created one of the world's most enduring forensic mysteries.