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Clinical Thermometer by Alexander Wilson, 1735-1745

1735-1745

Bent Mercury Thermometer, 1850-1920

1836-1846

Physiological Mercury Thermometer, 1876

1876

Physiological Mercury Thermometer, 1876

1876

Ear Mercury Thermometer, 1876

1876

Novelty Thermometer Stick, 1876

1876

Deep-sea Reversing Mercury Thermometer, 1870-1875

1870-1875

Kew Standard Mercury Thermometer, 1851

1850-1851

Hanging Mercury Thermometer in Case, 1717-1800

1717-1800

Six's Self-Registering Maximum and Minimum Mercury Thermometer by Pastorelli & Co., 1875

1875

Deep-Sea Reversing Mercury Thermometer by Negretti and Zambra, 1878-1900

1878-1900

Physiological Mercury Thermometer, 1876

1876

Maximum Mercury and Minimum Alcohol Thermometer by J.J. Griffin & Sons, 1880

1880

Mercury Thermometer for Underground Temperatures, 1861-1881

1861-1881

Mercury Thermometer for Underground Temperatures, 1861-1881

1861-1881

Mercury Thermometer for Underground Temperatures, 1861-1881

1861-1881

Clinical Mercury Thermometers, 1877-1890

1877-1890

Decorative Mercury Thermometer, 1840-1900

1840-1900

Insulated Mercury Thermometer, 1830-40

1830-1840

Mercury Thermometer by E. Cetti & Co., 1802-1848

1802-1848

Insulated Mercury and Alcohol Thermometer, 1830-1840

1830-1840

Clinical Mercury Thermometer, 1898-1905

1898-1905

Thermometer of Lyon by Pierre Casati, 1751-1800

1751-1800

Clinical Mercury Thermometer by Harvey & Reynolds, 1850-1870

1850-1870

Ear and Skin Thermometer, 1876

1876

High-Range Mercury Thermometer by Dr. Muencke, 1880-1890

1880-1890

Clinical Mercury Thermometer, 1871-1900

1871-1900

Maximum Mercury Thermometer by Pastorelli & Co., 1875

1875

Travelling Mercury Thermometer by Pastorelli & Co., 1875

1875

Medical Mercury Thermometer, 1876

1876

Physiological Mercury Thermometer, 1876

1876

Physiological Mercury Thermometer, 1876

1876

Decorative Mercury Thermometer, 1840-1900

1840-1900

Replica of Low Temperature Gas Thermometer, 1912-1982

1912-1982

Elliott differential mercury thermometer (Beckmann type), by H.J. Elliott Ltd., Pontypridd, Wales, 1948-1954. Overall length 23.5 inches with auxiliary scale zero at lower end.

Elliott Differential Mercury Thermometer, 1948-1954

1948-1954

Ivory backed mercury thermometer by John Bleuler of London, 1785-95. The reverse of the scale is engraved with the bath temperature of various spas. Not in original case.

Room Thermometer by Bleuler, 1785-1795

1785-1795

Walferdin's overflow mercury thermometer for recording maximum temperatures made by H. Geissler and Müller, Bonn, Germany, 1840-1898

Walferdin's Maximum Mercury Thermometer, 1840-1898

1840-1898