Related Clues:

• One in step in olden times
• Early cultural stage of man
• When blacksmithing began
• The Flintstones' era
• Period of supposed unenlightenment
• Prehistoric era following the 'Bronze' period
• A region (anag) — period long ago
• Very old figure breaking leg
• It followed the Bronze Age
• Fred and Wilma's era
• Ask Edgar about pre-medieval era
• Pre-medieval era
• Press silver badge at end of metalwork period
• Primitive and backward
• Period when forging began