Related Clues:
- Employees' photo cards: Abbr.
- Cards shown to bouncers
- Long time period
- See 51 Down
- Periods of history
- Badges, e.g., in brief
- Passes the time?
- Photo badges and such
- They're often displayed in bars
- Wallet items, informally
- They're checked at some doors
- Freudian parts
- Proof-of-age items: Abbr.
- With 37-Down, way back when
- 11-Down counterparts