From a cramped home in the suburb of East Sheen in London, sisters Mary Asprey and Janet Newman set out to make history in 1986.
The siblings had been shaken by the disappearance of estate agent Suzy Lamplugh, whose family lived nearby. The 25-year-old vanished in July 1986 after she arranged to meet a client called ‘Mr Kipper’ to show him around a house for sale in Fulham.
Mary and Janet had seen how Suzy’s parents...