Polyorama Panoptique et Diagraphique pour Dessiner d’Après Nature
| Year | 1839 |
|---|---|
| Object no. | LDBRU:2008.02(c) |
| Size | 240 x 190 mm |
| Location | URW - upper floor |
| Acquired | Gift Art Fund / Marlborough Rare Books |
When placed in a special viewer with the lid closed, The Thames view is seen; when the lid is raised and light enters the box, the front image disappears, revealing the hidden image behind. In the Spooner Protean View presented by the Art Fund the tunnel