PL 5 · cols. 181–184

P. Coustant, De decreto unico quod Caio adscribitur, circa ordinandos

Pierre Coustant (1654-1721): his discussion of the decree on the grades of orders ascribed to Pope Caius, in Latin (Migne, PL 5), with the editors' notes. The text was first read and checked by volunteers through the Reading Room's volunteer page.