Down the Gasoline Trail

Cartoon showing what happens to a drop of gasoline from the time it flows into the gas tank to when it is exploded in the engine cylinder. This "fantastic voyage" through a glisteningly clean Chevrolet engine is an excellent example of the soft-sell industrial, where the product that's promoted is hardly ever mentioned by name. Source: Prelinger Archives (Internet Archive) — https://archive.org/details/DowntheG1935 Licence: Public domain (http://creativecommons.org/licenses/publicdomain/)