Sydney Morning Herald | New appeal to solve mystery of missing Sydney nurse The Australian A $100,000 reward is being offered to help catch the killer of 33-year-old Mary Louise Wallace, who went missing from Sydney's north shore in the early hours of September 24, 1983. On the night she disappeared she had dinner and drinks with nursing ... $100k reward for information on missing woman Mystery of missing Mary: 29 years on, sister still haunted by disappearance 100k reward over woman's 1983 disappearance |