Provide feedback on this item
Please provide details, labels, or ideas that will help this image be more findable and better described.
At national parks
A line chart shows the increase in personal cars entering national parks between 1919 and 1939.
8.4 x 5.1 cm
black and white
- still image
- These materials are either in the public domain, according to U.S. copyright law, or permission has been obtained from rights owners. The digital version and supplementary materials are available for all educational uses worldwide.
- The Janet A. Ginsburg Chicago Tribune Image Collection
- Chicago Sunday Tribune (November 5, 1939), Automobiles, p. 14