Jack Slipper apology. He was awarded the Lord Willis Award in 2004 for his CID work. He was diagnosed with cancer in 1999 and died 6 years later, aged 81. He was survived by his wife, Anne, and two daughters. Jack Slipper Jack Kenneth Slipper (20 April 1924 in London – 24 August 2005 in Pershore) was a Detective Chief Superintendent in the Metropolitan Police in London. He was known as "Slipper of the Yard" (referring to Scotland Yard). He was mainly known for his role in investigating the Great Train Robbery of 1963, and in tracking down Ronnie Biggs after he
Ronnie Biggs million in 2017); Biggs's share was £147,000 (equivalent to £ in 2019). With their timetable brought forward due to the police investigation closing in, Biggs returned home on the following Friday, with his stash in two canvas bags. After an accomplice failed to carry out his instructions to burn down Leatherslade Farm to destroy any evidence there, Biggs's fingerprints were found on a ketchup bottle by Metropolitan Police investigators. Three weeks later, he was arrested in South London, along with 11 other members of the gang. In 1964, nine of the 15-strong gang, including Biggs, were jailed for the crime.