Last seen in:
- The Times - Concise - Times2 Concise 6404 - May 19, 2014
- The Times - Concise - Times2 Concise 6024 - February 28, 2013
- The Times - Concise - Times2 Concise 5943 - November 24, 2012
- The Times - Concise - Times2 Concise 5886 - September 19, 2012
- The Times - Concise - Times2 Concise 5844 - August 1, 2012
- USA Today - Jul 22 2011
- The Times - Concise - Times2 Concise 5466 - May 18, 2011
- The Guardian - Quick crossword No 12,712 - Feb 7 2011
- The Times - Concise - Times2 Concise 5092 - March 6, 2010
- The Times - Concise - Times2 Concise 5055 - January 22, 2010
Related Clues:
- Primitive
- Historical period
- Rocky period?
- Primitive time
- It began around 1100 B.C. in Europe
- It started a little before 1000 B.C.
- Early period in human history
- Barney and Fred's day
- Historic period
- Early time
- Retooling time?
- When coins came into common use
- Period of metalwork advances
- Period in human development
- Rocky period of history?