The illustration is the central detail of an illumination on parchment from the Rabula Gospels, 586 A.D., the oldest surviving depictions of the Crucifixion. The original is at the Laurentian Library, Florence, Italy. Public Domain. Source: 10000 Masterworks: the Yorck Project.
For this Good Friday, readers may wish to re-visit In the Cross of Christ I Glory, a two-part video series revised in A.D. 2018 and accessible on the Digital Library page. Use the links at the top or bottom of the pages, then scroll down (Programs are shown in chronological order on the Anglican Church Calendar)..