Physiological Mercury Thermometer, 1876
1876
Physiological Mercury Thermometer, 1876
1876
Ear Mercury Thermometer, 1876
1876
Mercury thermometer for readings from -6 deg C to 104 deg C
1890
Ear and Skin Thermometer, 1876
1876
Toluene thermometer
1890
Set of eight mercury thermometers in morocco leather case -30º to 360º
1876
Mercury thermometer
1860