Related Clues:
- Impersonal letter intro
- Beknighted souls?
- "Dear" men
- Letter starter of yore
- Business letter greeting
- Round Table sitters
- They've been dubbed
- Obsolescent letter opener?
- Round Table guys
- Respectful salutation
- Jagger and McCartney, for two
- No-longer-common letter opener
- Madams' mates
- Some "Dear" ones
- Lancelot and Mix-a-Lot, for two