[17] Inf. x. 93.
[18] Lucera was a fortress which had been peopled with Saracens by Frederick.
[19] Manfred, Purg. iii. 112; Charles, Purg. vii. 113.
[20] Purg. xx. 67.
[21] Purg. iii. 122.
[22] For an account of the constitution and activity of the Parte Guelfa at a later period, see Perrens, Hist. de Florence, vol. iv. p. 482.
[23] Purg. xx. 68.
[24] Parad. xi. 89.
[25] Parad. xvi. 40, etc.
[26] Inf. xxix. 31.