| Answer | Crossword Clue |
|---|---|
| RFD | Old letters in the mail |
| RFD | Mail letters, in the past |
| AOL | Letters in much e-mail |
| AOL | Letters in many e-mail addresses |
| BCC | Letters in front of an e-mail address |
| SSR | Letters in old atlases |
| BCE | Letters used in old dates |
| BCE | Letters in an old date |
| LSMFT | Letters in an old cigarette ad |
| MNOP | Letters without words in an old song |
