Columbia subject headings:
Baths--Italy--Viterbo--History--To 1500--Sources.
Manuscripts, Latin (Medieval and modern)--Italy.
Viterbo (Italy)--History--To 1500--Sources.
Harvard subject headings:
Baths--Italy--Viterbo--Early works to 1800.
Hydrotherapy--Italy--Viterbo--Early works to 1800.
Latin poetry, Medieval and modern--Italy.
Medicine, Medieval--Italy.
Water--Physiological effect.
Princeton subject headings:
Baths--Italy--Viterbo--History--To 1500--Sources.
Manuscripts, Latin (Medieval and modern)--Italy.
Viterbo (Italy)--History--To 1500--Sources.