Vintage Pewter wall Thermometer with 3 different temperature Scales

Not confirmed as operational. No stand included. Chain affixed to the back for wall hanging. Elegently classic with nice patina. 3 temperature scales. Fahrenheit, Celsius and Reaumur. Vintage condition as pictured. Listing is for described item only.online purchase only. Box H3

 Dimensions. 6” W ; 0.25” D ; 8” H