| Engraver | Augustin François Lemaitre (1797-1870)-Jacques Etienne Pannier (1802-1869) |
| Date | 1839 |
| Technique | Copper engraving |
| Category | Uncategorized |
| Source | L'Univers Pittoresque, Firmin Didot Freres, Editeurs, Paris |
Portrait of Louis IV framed within the imperial regalia with a double-headed eagle, symbolizing the Holy Roman Empire.