Deep-Sea Reversing Mercury Thermometer by Negretti and Zambra, 1878-1900
1878-1900
Patent deep sea reversing thermometer (serial no. 138293), made by Negretti and Zambra, London, England, 1878-1900.
Replica of 'Frog' Clinical thermometer, 1651-1700
1651-1700 (original)
Replica of a clinical thermometer in the shape of a frog originally made by the Accademia Del Cimento, Italy, 1651-1700. Acquired fron the Museo di Storia della Scienza, Florence, Italy, 1979