Possible Clues:

• B. Ruth's 714
• Many mins. make them
• Stat. for Sammy Sosa
• Time abbr.
• "48 ___" (1982)
• 24 in a day (Abbr.)
• They're made up of mins.
• Academic units: Abbr.
• Time pieces?: Abbr.
• Stats for Sosa: Abbr.