Lost mosaics and frescoes of Rome of the mediaeval period; a publication of drawings contained in the collection of Cassiano dal Pozzo, now in the Royal Library, Windsor Castle (1915)
Morey, Charles Rufus, 1877-1955 · Princeton, N.J., Princeton university press; [etc., etc.] · leaf 73
en changed, the figure has been broadened, and instead of the roll which originally was held in the left hand one now sees an open book inscribed: Ego sum via, Veritas, et vita. The two palms which framed the Saviour's figure have disappeared; Peter's right hand, once uplifted, now dangles the keys… … Fig. 15. Drawing of the frescoes on the left side of the arch of S. Passjika. altered, but John the Baptist on the opposite side has lost the medallion with the Lamb which he once held in his left hand, and has received in his right a scroll inscribed: cccc agnus Dei qui [tollit peccata mundi],…
Windsor Castle. Royal Library · Church decoration and ornament · Mosaics
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.