[209] Herculano, I. 40.--Monteiro. P. I. Liv. ii. c. 34.--Pelayo, Heterodoxos Españoles, I. 782-3.
[210] Llorente, Ch. III. Art. ii. No. 24.--Monteiro, P. I. Liv. ii. c. 35, 37, 38, 39.--Wadding, ann. 1394, No. 4; 1413, No. 4.--Ripoll II. 389.
[211] Herculano, Da Origem, etc., da Inquisição, I. 163-5.
[212] Cæsar. Heisterbacens. Dial. Mirac. Dist. V. c. 25.--Muratori Antiq. Ital. Diss. LX. (T. XII. p. 447).
[213] D’Argentré, Coll. Judic. de novis Error. I. i. 86.--Reinerii Summa (Martene Thesaur. V. 1767).
[214] Matt. Paris. ann. 1236, p. 293; ann. 1243, pp. 412-13 (Ed. 1644)--Trithem. Chron. Hirsaug. ann. 1230.--Innoc. PP. III. Regest. XV. 189.--Hist. Diplom. Frid. II. T. IV. p. 881.
[215] Montet, Hist. litt. des Vaudois du Piémont, pp. 40-1.--Innoc. PP. III. Regest. IX. 18, 19, 204; XII. 17; XIII. 63.--Kaltner, Konrad v. Marburg, pp. 42, 44.--Annal. Marbacens. ann. 1231 (Urstisii Germ. Hist. Scriptt. II. 90).
[216] Böhmer, Regest, Imp. V. 110.--Comba, La Riforma in Italia, I. 254-57.--Ejusd. Histoire des Vaudois d’Italie, I. 124 sqq., 140.--Charvaz, Origine dei Valdesi, App. No. XXII. Giuseppe Manuel di S. Giovanni (Un’ Episodia della Storia del Piemonte, Torino, 1874, pp. 15-21) argues that the letter of Otho IV. is only the draft of one which the bishop desired to procure, but the question is merely of archæological interest, for in either case it was equally ineffective.
[217] Rescript. Heres. Lombard. (Preger, Beiträge, München, 1875, pp. 56-63).--Reinerii Summa (Martene Thesaur. V. 1775).
[218] Campi, Dell’ Historia Ecclesiastica di Piacenza, P. II.. pp. 92 sqq.--Innoc. PP. III. Regest. IX. 131, 166-9; X. 54, 64, 222.--Tocco, L’Heresia nel Medio Evo, pp. 364, 366 (Firenze, 1884).--Cf. Pseudo-Joachim de septem temporibus Ecclesiæ P. V.