Peter William Sutcliffe who later changed his name to Peter William Coonan, was a British serial killer known as the "Yorkshire Ripper." Sutcliffe was convicted in 1981 of murdering 13 women and attempting to kill seven others. He died in prison on November 13, 2020. One page handwritten letter to his brother hand dated May 10, 2012, hand signed twice. Hand signed on the top of the first page, P. Coonan, and again at the close From, Pete xxxx.