• Conscript Heroes, The Pat O’Leary (or PAO) Escape Line: http://www.conscript-heroes.com/Pat-Line.html

• An “Escape Line” George Cross: http://2ndww.blogspot.com/2012/03/escape-line-george-cross.html
• BBC documentary: “Flight to Freedom–The Story of How Two POWs, Bill Magrath and Oliver James, Escaped in 1941: https://airforceescape.org/memoirs-from-wwii/flight-to-freedom-the-story-of-how-two-pows-bill-magrath-and-oliver-james-escaped-in-1941/

• In the Wake of Betrayal, The Pat O’Leary Line, 1942-1943: http://books.google.com/books?id=1VOPB8avLAoC&pg=PA98&lpg=PA98&dq=pat+o’leary+line&source=bl&ots=gx7ijesSY9&sig=8b64WVYquXGOhaK9lB77mA2tt0c&hl=en&sa=X&ei=3StLUYyIJ8nWiwKVz4CYAg&sqi=2&ved=0CHUQ6AEwDg

• Long, Christopher – personal website (contains information about the Pat Line) :http://www.christopherlong.co.uk/
• Major-Gen. Albert-Marie Edmond Guérisse, Pat O’Leary of the PAO Allied Escape Line: http://www.rafinfo.org.uk/rafescape/guerisse.htm

• “Pat” Line – An Escape and Evasion Line, An Escape and Evasion Line in France in WWII,  Its History, Personnel, Methods and Achievements: http://www.christopherlong.co.uk/pri/secpap.html

• Pat O’Leary Line (part of the Conscript Heroes website): http://www.conscript-heroes.com/Pat-Line.html

• The Pat Line: http://www.anglophone-direct.com/The-Pat-Line

• The Pat O’Leary Line: http://www.ww2escapelines.co.uk/?page_id=103

• Wikipedia Article About Albert Guérisse: http://en.wikipedia.org/wiki/Albert_Gu%C3%A9risse

Books About the Pat O’Leary Line

• Brome, Vincent, The Way Back, The Story of Lieut.-Commander Pat O’Leary, London: The Companion Book Club, n.d. (1951 or later).