Findings:
- Twentieth Century
- Twentieth
- Twentieth Anniversary Macintosh
- Twentieth Century Limited
- Industrial Disasters of the Twentieth Century
- Short twentieth century
- World Encyclopedia of Twentieth Century Murder
- Twentieth Amendment
- A History of the Twentieth Century with Illustrations
- Lipstick Traces, A Secret History of the Twentieth Century
If you Log in you could create a "Twentieth Centrury" node. If you don't already have an account, you can register here.