| Clue | Source | Date |
|---|---|---|
| Explanatory comment supplied with article on musical work? | ||
| Explanatory comment written in the margin, say | LA Times Daily | 28 Jan 2019 |
| Explanatory comment written in the margin, say | The Washington Post | 28 Jan 2019 |
| Explanatory comment written in the margin, say | ||
| Absence of old French actor/director, apparently, in unknown writer's commentary | ||
| Marginal comment, for example | Wall Street Journal | 12 Jun 2017 |
| Musical commentary | ||
| Explanatory item in a textbook. |