| Clue | Source | Date |
|---|---|---|
| Mark made in painting (11) | ||
| Mark made on a canvas | Universal | 02 Dec 2024 |
| Distinctive effect of paint applied to a canvas | New York Times | 17 Jul 2023 |
| Distinctive element of many Van Gogh paintings | Wall Street Journal | 13 Feb 2023 |
| Artistic technique | ||
| Artistic technique | ||
| Painting technique |