![Supco CR87J Fahrenheit Type J Thermocouple Temperature Circular Chart Recorder, 6" Chart Diameter, 110-120V Voltage: Amazon.com: Industrial & Scientific Supco CR87J Fahrenheit Type J Thermocouple Temperature Circular Chart Recorder, 6" Chart Diameter, 110-120V Voltage: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/91FoBVOUCRL.jpg)
Supco CR87J Fahrenheit Type J Thermocouple Temperature Circular Chart Recorder, 6" Chart Diameter, 110-120V Voltage: Amazon.com: Industrial & Scientific
![Measuring Device, Draper's Self Recording Thermometer, New York City: c. 1900 – George Glazer Gallery, Antiques Measuring Device, Draper's Self Recording Thermometer, New York City: c. 1900 – George Glazer Gallery, Antiques](https://www.georgeglazer.com/wpmain/wp-content/uploads/2016/12/drapers-det2a.jpg)
Measuring Device, Draper's Self Recording Thermometer, New York City: c. 1900 – George Glazer Gallery, Antiques
![Measuring Device, Draper's Self Recording Thermometer, New York City: c. 1900 – George Glazer Gallery, Antiques Measuring Device, Draper's Self Recording Thermometer, New York City: c. 1900 – George Glazer Gallery, Antiques](https://www.georgeglazer.com/wpmain/wp-content/uploads/2016/12/drapers.jpg)