Photo of a Ghost - the ’Monk’ (sources)

  • Haunted Britain, by Elliott O'Donnell, ca. 1948 Rider and Company, London, England. Pgs. 48-52.
  • "Elliott O'Donnell," page in the Wikipedia website, viewed 8-30-2018. Online: https://en.wikipedia.org/wiki/Elliott_O%27Donnell
  • "Ghost Picture of the Day: The Floating Face," post by Christy (aka GhostGhoul) in the Ghosts and Ghouls website, posted 7-4-2013, viewed 10-1-2015. Online at: http://ghostsnghouls.com/2013/07/04/ghost-picture-monk-abbey/
  • "Фотографии призраков" (Russian - trans: "Photos of ghosts"), post by Alex-222 in the .UA website, posted 7-11-2013, viewed 10-3-2015. Online at: http://prikol.i.ua/view/667568/
  • Ghosts, by Janet Bord, 1974 Vermont, USA. ISBN: 0 7153 6632 7. Pg. 66.