Related Clues:

• Appt. book lines
• They have 12 mos
• A decade has 10 (Abbr.)
• Four-digit DOB nos
• Parts of a day: Abbr
• Wks. or mos.? No, longer
• Divs. of eras
• Twelve-mo. periods
• Big baseball hits: Abbr
• They have 60 mins
• 12-mo. spans
• Parts of a day, briefly
• 2024 and others: Abbr
• Cen. units
• Slugger's scores: Abbr