It shows a vintage outdoor thermometer from Keystone Hatchery, established in 1977. Vintage outdoor thermometer.
Brand/Origin: "THE ORIGINAL JUMBO DIAL BY THE OHIO THERMOMETER CO. MADE IN U.S.A."
Company: "KEYSTONE HATCHERY 1977 LTD." is prominent displayed.
Reading: The red needle indicates a temperature of approximately 20 degrees Celsius (or around 70 degrees Fahrenheit).
Features: It measures temperature in both Celsius and Fahrenheit scales.
Measurement: 12" diameter x 1.6" thickness.