Quellen:
Greenbrier Ghost:
https://www.gothichorrorstories.com/gothic-travel/the-death-resurrection-and-retribution-of-zona-heaster-shue-the-greenbrier-ghost/
https://de.wikipedia.org/wiki/Greenbrier_Ghost
https://www.mamamia.com.au/zona-shue-murder/
https://www.appalachianhistory.net/2018/01/greenbrier-ghost.html

Brown Lady:
http://hoaxes.org/raynham.html
https://de.wikipedia.org/wiki/Brown_Lady
https://de.wikipedia.org/wiki/Raynham_Hall
https://hauntedmansion.fandom.com/wiki/Brown_Lady_of_Raynham_Hall
https://the-line-up.com/raynham-hall-brown-lady
https://en.wikipedia.org/wiki/Brown_Lady_of_Raynham_Hall

Bloody Mary:
https://scary.fandom.com/wiki/Bloody_Mary
https://de.preparer-les-concours.com/warum-sehen-wir-monster-im-spiegel
https://de.wikipedia.org/wiki/Elisabeth_B%C3%A1thory#B%C3%A1thory_als_Serienm%C3%B6rderin
https://en.wikipedia.org/wiki/Bloody_Mary_(folklore)
https://de.wikipedia.org/wiki/Bloody_Mary_(Moderne_Sage)