Related Clues:
- Padlock partner
- It'll get you in
- Shift, for one
- Lock partner
- ''The Defense of Fort McHenry'' author
- Musical signature
- Map key
- Atlas picture
- Vitally important
- Put a scratch in, as a car's paint job
- Boxed-off map section
- Section for Hawaii or Alaska, maybe
- Loch Ness monster, e.g.
- Organ piece
- Safe box opener