- Chiang Kai-Shek becomes the leader of the Republic of Taiwan.
- Joe Oliver moves to New York.
- September: The alicorn is found in the interior world.
- October 2: Henry Jones views the Gospel of Joseph of Arimathea at Cambridge, Massachusetts.
- Alvaro Obregon
- In Utah
- The Roaring Twenties (Glossary)
- Indiana Jones and the Unicorn's Legacy
- Indiana Jones and the Interior World
- Grail Diary
- Who Are Those Guys? (Non-fiction source)
- Indiana Jones and the Sky Pirates and Other Tales
- Indiana Jones: The Ultimate Guide
Notes and references