341.
ORANGE, Prince of, leader of the Spanish army in the siege of Florence, i.

18.
ORATORIO (Musical), the: its origins in Rome, ii.

334.
ORATORY of Divine Love, the, i.

76.
ORSINI, the, reduced to submission to the Popes, i.

7.
-- -Paolo Giordano (Duke of Bracciano): his passion for Vittoria Accoramboni, i.