| Answer | Crossword Clue |
|---|---|
| MOL | Collection of atoms: Abbr. |
| MOL | Cluster of atoms (abbr.) |
| MOL | Group of atoms: Abbr. |
| MOL | Cluster of atoms (Abbr.) |
| ANTH | Collection (abbr.) |
| IRS | Collection agency: abbr. |
| IRS | Collection agency? (abbr.) |
| ANTH | Literary collection: Abbr. |
| LPS | Vinyl collection: Abbr. |
| LPS | Rock collection: Abbr. |
| ANTH | Literary collection: abbr. |
| LPS | Items in a record collection: Abbr. |
| SER | It might precede a collection: Abbr. |
