| Answer | Crossword Clue |
|---|---|
| MIC | Jack insert, briefly |
| SASE | Letter insert, briefly |
| SASE | Freelancer's insert, briefly |
| ORIG | Copy-machine insert, briefly |
| OSU | Jack Nicklaus's alma mater, briefly |
| UCLA | Cali school Jack Black attended, briefly |
| USNA | Jack Ryan's teaching post in Tom Clancy novels, briefly |
