Catholic Encyclopedia: St. Margaret Clitherow - Article on this martyr, d. 1586, who is called the "Pearl of York." St. Margaret was crushed to death for the crime of harboring priests. www.newadvent.org/cathen/04059b.htm
St. Margaret of Clitherow - Short biographical sketch of St. Margaret Clitherow. saints.catholic.org/saints/margaretclitherow.html
St. Margaret: Martyr and Mother - Article by Daniel F. McSheffery detailing the martyrdom of St. Margaret Clitherow, from the April 1994 issue of Homiletic & Pastoral Review. www.ewtn.com/library/MARY/CLITHER.htm
The Story of St. Margaret Clitherow - Excerpted from the book "The Struggle of a Minority: A Short History of Catholicism in Craven." Illustrated. members.aol.com/PFattorini/story.htm