post Card of the World's Tallest Thermometer. Higher than a 21-story building. The Havoline thermometer is the recognized meeting place for visitors to the Century of Progress, It shows accurate temperatures day and night. Erected by the makers of Havoline Motor Oil Wax-free, the oil that protects your engine at all temperatures. Sold in sealed cans at all Texaco Service Stations and dealers.
Post Card Havoline oil Chicago's Worlds Fair 1934