Last seen in:
- The Guardian - Quick crossword No 16,821 - Apr 4 2024
- The Guardian - Quick crossword No 16,702 - Nov 16 2023
- The Guardian - Quick crossword No 15,961 - Jul 3 2021
- Thomas Joseph - King Feature Syndicate - Jul 1 2020
- The Washington Post - Oct 27 2019
- L.A. Times Daily - Oct 27 2019
- L.A. Times Daily - Dec 24 2017
- The Washington Post - Dec 24 2017
- Universal - Jun 26 2016
- The Washington Post - Apr 11 2016
Related Clues:
- Building block of nature
- Atom with a charge
- Cloud chamber particle
- *Particle with no electric charge
- Saturn model, 2003-07
- A bit of matter
- Bond part
- _____Station, Ontario
- Former Saturn model
- One of three in a water molecule
- Microscopic building block
- It has one or more shells
- 'Am ___ ?' (dressing room question)
- "Am ___ a roll!"
- Volume 1 of a two-volume encyclopedia?