Somerton Man may have been involved with Jessica "Jo" Thomson; possibly the father of Robin Thomson. Suicide or heartbreak theorized.
Given the 1948 date, no labels on clothes, the "Tamám Shud" note, and an undeciphered code, many believed he was a spy. Possible connection to Woomera Air Force base.
Autopsy suggested unnatural organ congestion. Fast-acting, undetectable poison may have been used.
After the 2022 identification, Carl Webb was quiet, eccentric, possibly traveled to Adelaide to find his estranged wife, and died alone.
Hairs from plaster mask matched to distant relatives using genealogical research.
Family tree of over 4,000 people traced Webb's relatives, confirming identity.
Carl Webb (1905–1947), Melbourne-born electrical engineer and instrument maker, youngest of six siblings, had mental health struggles.
Spy theories debunked, the "code" likely related to horse betting, DNA confirmed Robin Thomson was not Webb's son. Cause of death remains uncertain.