Last seen in:
- The Telegraph - QUICK CROSSWORD NO: 30,161 - Dec 3 2022
- Premier Sunday - King Feature Syndicate - May 7 2017
- The Times - Concise - Sunday Times Concise 1290 - December 9, 2012
- Premier Sunday - King Feature Syndicate - Mar 14 2010
- The Telegraph - QUICK CROSSWORD NO: 26,044 - Sep 26 2009
- The Telegraph - QUICK CROSSWORD NO: 25,602 - Apr 28 2008
- The Telegraph - QUICK CROSSWORD NO: 25,482 - Dec 8 2007
- The Telegraph - QUICK CROSSWORD NO: 24,674 - May 9 2005
- The Telegraph - QUICK CROSSWORD NO: 24,436 - Aug 3 2004
- The Telegraph - QUICK CROSSWORD NO: 24,357 - May 3 2004
Related Clues:
- Inconceivable stretch
- Geological period (Var.)
- Very long interval
- Long while
- Charlize Theron film, '-- Flux'
- Extremely long stretch
- Almost an eternity (Var.)
- Indefinitely long period
- Geologic span
- A billion years, in geology
- "___ Flux"
- A very, very long time (Var.)
- A billion years, to geologists
- Many generations
- Immeasurably long period of time (Var.)