 |
| El libro más pesado del Archivo Vaticano: 60 kg. |
 |
| Gibert White's Natural History of Selborne |
 |
| Paradise Lost, by John Milton, 1667, 20th century Treasure Binding by Sangorski & Sutcliffe. |
 |
| Chansonnier de Jean de Montchenu, 1470, a cordiform music manuscript, Collection Henri de Rothschild MS 2973, the National Library of France. |
 |
| 19th-century fore-edge painting showing the faces of composers. |
Martin Frost is the last working fore-edge painter in the world
