Caravaggio

The Crucifixion of Saint Andrew (1606-07)

Cleveland Museum of Art

Caravaggio painted The Crucifixion of Saint Andrew (1606-7) on a canvas with a woven pattern
(not to scale)
The painting is in the collection of the Cleveland Museum of Art

handwoven reconstruction of the original canvas
a sample of this canvas is at the Paintings department of the Cleveland Museum of Art

The story started with the discovery of an application where Dean Yoder, Conservator of Painings explains the restauration of this painting. It shows an X-ray image with a pattern of the canvas.

A high quality X-ray images allowed me to decipher the pattern

X-radiograph courtesy of Cleveland Museum of Art
The Crucifixion of Saint Andrew

handmade drawing of the repeat of the pattern

Weave draft, computer generated in Weavelt, a handweaving design software program.