Tire certificate A and B


Item Information help

  • Description
    Final iteration of the R-2 tire certificate. Motivational statements: "Keep America Rolling", "Keep Speed down to 35 M.P.H." The speed limit was set in order to conserve wear and tear on tires as well as conserve gasoline.
blog comments powered by Disqus
Help Improve Our Site

Please take one minute to fill out our brief survey. Your feedback will help us improve Duke Digital Collections.