Related Clues:

• Brief closing
• There are 24 in a day: Abbr
• Time sheet figs
• Bits of time?
• Cen. divisions
• 4 a.m. and 4 p.m., e.g
• Many mins. make them
• 60-min. intervals
• '25 and others
• Decade's 10: Abbr
• Soph and jr
• Decade units: Abbr