Related Clues:

• Pliocene, for one
• Cousin of age
• Stat for Warren Spahn: Abbr.
• Horse-and-buggy, e.g.
• Swing or Mesozoic, e.g.
• 1970s polit. cause
• Stat for a pitcher
• Silent ___
• Time-line division
• Stat for hurlers
• Common ___
• Historical timeline section
• Chunk of the past
• History book topic
• The Modern, for one