Related Clues:
- Work calendar string
- 'Black' day in the stock market crash, 10/29/1929: Abbr.
- Meaning of 73-Across: Abbr.
- PDA column headings
- Day planner abbr.
- Meatless day during W.W. II: Abbr.
- Sequence seen between two esses
- Election Day, e.g.: Abbr.
- Planner letters
- "Super" primary day: abbr.
- Calendar heading
- Nine-to-five string
- Weekdays, for short
- Appt.-book headings
- Digital-watch abbr.