his palace razed, [201]
he is put to death, [202]
Orsi, Checco, his quarrel with Riario, [180]
he murders Riario, [181]
his reply to the Duke of Milan, [195]
determines to murder Catherine's children, [198]
fails, and quits Forlì, [ib.]
Orthodoxy of Vitt. Colonna, [375]
Ottaviano Riario, general in the service of Florence, [244]
Oudin, Father Casimir, his doubts as to St. Catherine's authorship, [52]