Thanks to smartphones and GPS, maps are just one more thing we tend to take for granted in our digital era. Caught Mapping, produced by Chevrolet in 1940, explores how roadmaps were made at the time. Courtesy of the Prelinger Archive, the educational film outlines the whole process, from the field men who do the research to the cartographers who update the maps, featuring strategically placed Chevrolet cars all along the way.
For more films from the Prelinger Archive, visit http://www.archive.org/details/prelinger.
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