White text and an illustration of a yellow sun on a blue background
This button was distributed during the World's Fair in Chicago from 1933-1934 at the Sunsweet exhibit along with a sample of prune juice. The logo "Century of Progress" was the headline of the World's Fair, which displayed the past 100 years of technological advanements. Sunsweet Growers was originally founded in 1917 as the California Prune and Apricot Growers Association. The company is currently headquartered in Yuba City, California operating the largest factory in the world that produces dried fruit.