Columbia subject headings:
Harvard subject headings:
Clement VIII, Pope, 1536-1605.
Della Rovere, Francesco Maria, duca d'Urbino, 1548-1631.
Pesaro (Italy)--History.
Princeton subject headings:
Clement VIII, Pope, 1536-1605.
Della Rovere, Francesco Maria, duca d'Urbino, 1548-1631.
Pesaro (Italy)--History.