Necronomicon

http://www.bloodsprayer.com/the-voices-of-demons-the-true-history-of-the-necronomicon/

True history, faux history, and true faux history.

Pazuzu

http://www.metmuseum.org/exhibitions/listings/2014/assyria-to-iberia/blog/posts/pazuzu

Interesting that the ancients had a more nuanced view of the world than many people today.