“One of President John Tyler’s Two Living Grandsons Just Died,” Kottke.org, October 5 2020, https://kottke.org/20/10/one-of-president-john-tylers-two-living-grandsons-just-died.
Jack Finney. “I'm Scared .” Collier’s Magazine, Sept. 1951.
J.W. Ocker, Cursed Objects: Strange but True Stories of the World's Most Infamous Items. (Quirk Books, 2020).
Laura Schwartz, “Enchanted Modernity, Anglicanism and the Occult in Early Twentieth-Century Oxford: Annie Moberly, Eleanor Jourdain and Their ‘Adventure’ Revisited.” WRAP, Routledge, 19 June 2017, wrap.warwick.ac.uk/84232.
“A Brief History of Time-Keeping:=.” The Washington Post, 16 Nov. 1994, www.washingtonpost.com/archive/politics/1994/11/16/a-brief-history-of-time-keeping/1735193f-0c41-4657-af73-16e7b54a9665.
“An Adventure, WITH Appendix and Maps : Moberly, C. A. e. (CHARLOTTE Anne Elizabeth), 1846-1937 .” Internet Archive, London, Macmillan, 0 Jan. n.d., archive.org/details/adventurewithapp00mobe/page/n7/mode/2up?view=theater.
“A Chronicle of Timekeeping.” Scientific American, 1 Feb. 2006, www.scientificamerican.com/article/a-chronicle-of-timekeeping-2006-02.
“A Brief, 20,000-Year History of Timekeeping.” Popular Science, 18 May 2021, www.popsci.com/brief-history-of-timekeeping.
“How an NYC Urban Legend Convinced the World Time Travel Is Real.” Medium, 15 May 2019, www.medium.com/@amybradywrites/the-strange-but-true-story-behind-the-nyc-urban-legend-that-fooled-millions-6d4420097d49.
“Stephen Hawking Service: Possibility of Time Travellers 'Can't Be Excluded'.” BBC News, BBC, 12 May 2018, www.bbc.com/news/uk-england-cambridgeshire-44073903.
“The Edwardian Women Who Claimed to Travel Back in Time.” Mental Floss, 22 Aug. 2018, www.mentalfloss.com/article/554109/edwardian-women-who-claimed-travel-back-time.
“The Strange Case of Time Traveling Rudolph Fentz.” Snopes.com, 9 Nov. 2019, www.snopes.com/fact-check/the-strange-case-of-time-traveling-rudolph-fentz.
“Where Does the Concept of Time Travel Come from?” LiveScience, Purch, 2 Nov. 2019, www.livescience.com/time-travel-origins.html.
“'World's Oldest Calendar' Discovered in Scottish Field.” BBC News, 15 July 2013, www.bbc.com/news/uk-scotland-north-east-orkney-shetland-23286928.