CLASP Handlist Manuscript: Vatican City, Biblioteca Apostolica Vaticana, Vat. lat. 643 Date xii Origin Melk URL https://digi.vatlib.it/view/MSS_Vat.lat.643 Contents in handlist: Bede Prefatory epigram to his De natura rerum, f. 1r, (BEDE.NatRer.Praef)