


Hydrometer, brass, in wooden case
1801-1900

Hydrometer, Sikes, brass
1801-1900

Hydrometer, Sikes, brass
1801-1900

Hydrometer, Sikes, brass
1801-1900

Thermometer, clinical, by H. J. Hills
1848-1858

Mercury bath thermometer

Thermometer, cased, Fahrenheit

Bath thermometer
1850-1920

Bath thermometer
1850-1920

Bath thermometer
1850-1920

Thermometer, bath, Fahrenheit
1901-1900

Clinical thermometer

Thermometer, Fahrenheit, glass
1801-1900

Forbes bath themometer, German, mid 19th century
1940-1960

Clinical centigrade thermometer
1885-1900

Bath thermometer

Clinical thermometer

Clinical thermometer

A glass thermometer, Centigrade, 19th century
1801-1900

Fahrenheit thermometer
1850-1920

Clinical thermometer

Clinical thermometer

Clinical thermometer

Clinical thermometer

Clinical thermometer

Clinical thermometer

Clinical thermometer

Thermometer, Centigrade, glass
1801-1900

Thermometer, Centigrade, glass
1801-1900

Thermometer, Centigrade, glass
1801-1900

Thermometer, glass, Centigrade
1801-1900

Thermometer, Centigrade, glass
1801-1900

Themometer, Centigrade, glass
1801-1900

Clinical thermometer

Thermometer, Centigrade, glass
1801-1900

Thermometer, in case

Thermometer, Fahrenheit, glass
1901

Thermometer, Fahrenheit, glass
1801-1900

Thermometer, glass, Fahrenheit
1801-1900

Clinical thermometer

Centigrade thermometer
1850-1920

Fahrenheit thermometer
1830-1870

Thermometer, cased, clinical

Clinical thermometer in wooden case

Thermometer, Centigrade, glass
1801-1900

Sikes hydrometer

Brass Sikes hydrometer

Pocket Sikes hydrometer

Hydrometer, saccharometer, brass
1811-1812