These are pages from the “Codex Ashburnham 1167”, specifically a pastoral letter written in 1462 by Pal Engjëlli (Paulus Angelus), the Archbishop of Durrës and a close advisor to Gjergj Kastrioti Skanderbeg, demanding baptizing with “Unte paghesont premenit Atit et Birit et Spertit Senit.”