| Clue | Source | Date |
|---|---|---|
| Supplements to a letter (11) | ||
| Corresponding addenda (11) | ||
| Footnotes | ||
| Words added to letters, or a hint to the ends of 17-, 28- and 41-Across | Universal | 07 May 2019 |
| Words added to letters, or a hint to the ends of 17-, 28- and 41-Across | ||
| Addendums | Universal | 01 Aug 2017 |
| Addendums |