Last seen in:
- The Washington Post - Jan 3 2022
- L.A. Times Daily - Jan 3 2022
- The Guardian - Quick crossword No 16,051 - Oct 16 2021
- Newsday.com - Oct 18 2017
- BuzzFeed - Mar 31 2016
- Premier Sunday - King Feature Syndicate - Feb 7 2016
- L.A. Times Daily - Oct 14 2013
- L.A. Times Daily - Nov 8 2012
- Newsday.com - Oct 13 2011
- USA Today - Dec 22 2010
Related Clues:
- Blocks of history
- Geological time spans
- Particular periods of time
- History-book chapters
- Swing and Big Band
- Long and distinct periods of history
- Bullpen numbers
- Key times
- Ballpark figs
- Times remembered
- Topics for history courses
- Paleozoic and others
- Major spans
- Historians' concerns
- Elizabethan and Victorian, for two