Findings:
- Calvin Coolidge was the 30th President
- 30th Anniversary Concert Celebration
- Philadelphia 30th Street Station
- Deeahblita's Dynamite Derriere-Bouncing 30th Birthday Bash
- April 30th, 2023
If you Log in you could create a "30th Anniverary" node. If you don't already have an account, you can register here.