The Archimedes Palimpsest

The Archimedes Palimpsest in 1998 before disbinding

The Archimedes Palimpsest in 1999 bound and open to fols. 103v-105r

A rare action shot of the palimpsest being disbound

Mending splits and tears on fols. 4-5 with remoistenable tissue

Forgery of St. John in the Archimedes Palimpsest, fol. 57r

Processed image of a mutilated leaf of The Archimedes Palimpsest, showing the Archimedes text in red

Fol. 2v+1r in natural light

Inscription of the scribe of the prayer book in The Archimedes Palimpsest, dating the manuscript to April 14, 1229, at the bottom of fol. 1v, x-ray fluorescence

LED visible-wavelength illuminator with two paired optical fiber outputs

Processed image of The Archimedes Palimpsest, showing the Archimedes text of Floating Bodies, as well as a diagram fol. 82v+87r

Natural light image of The Archimedes Palimpsest. Hidden beneath the prayer book is Archimedes Treatise Spiral Lines

Ultraviolet image of The Archimedes Palimpsest, Spiral Lines: A spiral is visible in the middle of the page to the right

Ultraviolet image of The Archimedes Palimpsest, Spiral Lines: A spiral is visible in the middle of the page to the right (detail)

Ultraviolet image of a diagram from The Archimedes Palimpsest, found in the treatise Spiral Lines

Processed image of The Archimedes Palimpsest, showing the Archimedes text of Floating Bodies, as well as a diagram,, fol. 82v+87r (detail)

Processed image of The Archimedes Palimpsest, Spiral Lines, showing the Archimedes text in red: A spiral is visible in the middle of the page to the right.