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 iron bar and forced to move the engine and mail carriages forward to a nearby bridge over a roadway, which had been chosen as the unloading point. Biggs' main task had been to get Agate to move the train and when it became obvious that the two were useless in that regard, they were banished to a waiting vehicle while the train was looted. Having unloaded 120 of the 128 mailbags from the train within Reynolds' allotted timetable, and returned to their hideout at Leatherslade Farm, various sources show that the robbery yielded the participants £2.6 million (equivalent to £49