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Title: Sanctorius' clinical 'thermometer', 1612. Artist: Unknown
Caption: Sanctorius' clinical 'thermometer', 1612. Santorio Santorio (1561-1636). Italian physician known as Sanctorius invented his air thermoscope or clinical 'thermometer' in 1612. One end, which was globe-shaped, was placed in the patient's mouth and the other in a bowl of water. The serpentine thermometer was graduated with glass beads.
Credit: Album / Oxford Science Archive / Heritage Images
Image size: 3622 × 4823 px | 50.0 MB
Print size: 30.7 × 40.8 cm | 1426.0 × 1898.8 in (300 dpi)