Ear and Skin Thermometer, 1876 (thermometer (mercury); physiological thermometer; standard thermometer)
Physiological Mercury Thermometer, 1876 (thermometer (mercury); physiological thermometer; standard thermometer)
Physiological Mercury Thermometer, 1876 (thermometer (mercury); physiological thermometer; standard thermometer)
Ear Mercury Thermometer, 1876 (thermometer (mercury); physiological thermometer; standard thermometer)