Related Clues:
- Submission encl.
- Encl. with an RSVP
- Oil can letters
- Postage-paid enc.
- R.S.V.P. enclosure
- Oil-can letters
- Mailing courtesy: abbr.
- Enc. with a manuscript
- Abbr. on a can of motor oil
- Ready-to-mail item, briefly
- MS accompaniment
- Letters on a motor-oil can
- RSVP enclosure
- Aromatic mint
- Enclosure with a MS