Possible Clues:

• Time-sheet abbr.
• '48 ___' (1982 film)
• Stat for Babe Ruth: Abbr.
• Big hits, for short
• Slugger's stat: Abbr.
• Appt. book lines
• Store-door abbr.
• DH's often have many
• Big baseball hits: Abbr
• Abbr. on a timecard