| RefNo | IM/002030 |
| Level | Item |
| Title | Portrait of Claude Adrien Helvétius |
| Artist | Delpech; François-Séraphin (1778 - 1825); lithographer |
| Date | c.1800 |
| Description | Formal portrait. Signed. By Depeche after Nicolas Eustache Maurin, Paris. From the collection of M Roehn. Previosuly assumed to show the sitter's father, Jean Claude Adrien Helvétius FRS (1685-1755). |
| ObjectName | Lithograph |
| PhysicalDescription | Black and white lithograph |
| Materials | Paper, Ink |
| Dimensions | 420 x 315 mm |
| AccessStatus | Open |
| Copyright | The Royal Society |
| Copies | B&W negative, Box N101 |