Drawings of Pellegrino Tibaldi
| N. 1 | The Baptism in prison of the four converted Sculptors | charcoal and watercolour | 186 x 56 cm. |
| N. 2 | The four Saints at work | charcoal and watercolour | 186 x 56 cm. |
| N. 3a | The Trial of the four Saints, triptych I | charcoal and watercolour | 199 x 60 cm. |
| N. 3b | The Trial of the four Saints, triptych II | charcoal and watercolour | 199 x 62 cm. |
| N. 3c | The Trial of the four Saints, triptych III | charcoal and watercolour | 186 x59 cm. |
| N. 4a | The Martyrdom of the four Saints before the Emperor Diocleziano triptych I | charcoal and watercolour | 199 x 58 cm. |
| N. 4b | The Martyrdom of the four Saints before the Emperor Diocleziano, triptych II | charcoal and watercolour | 199 x 58 cm. |
| N. 4c | The Martyrdom of the four Saints bifore the Emperor Diocleziano, triptych | charcoal and watercolour | 199 x 58 cm. |
| N. 5a | An announcement to people (?), diptych | charcoal and watercolour | 186 x59 cm. |
| N. 5b | An announcement to people, diptych II | charcoal and watercolour | 186 x 59 cm. |