Porter died of colon cancer in London in 1995, aged 67.
Porter, a distinguished British historian, died in 2002 at the age of 55.
Porter died on October 23, 2010, at his home in Hollywood, California.
Porter died in 1858, and circulation of the two papers suffered.
Porter died on February 17, 1889 while recovering from a severe bout of erysipelas.
Porter died at his home in Abingdon, England, where he had retired.
Porter died in 1980 and his mother became one of the trustees of Porter's literary estate.
Porter would die Monday from the injuries in the crash.
Porter died on 9 October 2008 at the age of 55.
Porter died on 23 April 2010, aged 81, after suffering from liver cancer for a year.