Allies, Thomas William The Holy See and the wandering of the nations from St. Leo to St. Gregory I by Thomas W. Allies. - London Burns & Oates 1888. - xx, 368 p. 23 cm. - His The formation of Christendom, v.6 . Subjects--Topical Terms: Papacy--History. Subjects--Geographic Terms: Rome--History--Germanic invasions, 3rd-6th centuries.