The Eton-educated aristocrat went on the run in 1974 after 29-year-old Sandra Rivett, who worked for him, was beaten to death with a lead pipe at his home in Belgravia. Detectives conducting a chilling review of the murder case 18 years ago discovered the cards from the board game in Lord Lucan’s abandoned Ford Corsair car, but never made the fact public, according to the Daily Mail. The cards were; the character of Colonel Mustard. the lead pipe gun and chamber location. Lord Lucan was said to resemble Colonel Mustard as they were both polite and dignified ex-servicemen, a lead pipe was the murder weapon used to kill Miss Rivett and blood was discovered in the hall of the house suggesting that this was where the attack took place . may have taken place.