The Snake With the Red Hair (aka Snake Hill Survey)

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Mark Trail is the title of two different American radio series based on the popularity of the comic strip Mark Trail by Ed Dodd and airing around the same time period between 1950 and 1952. Just like the comic strip, they were adventure stories aimed at a young audience about forester and environmentalist Mark Trail.

Wikipedia. CC BY-SA 4.0. Updated Jun 10, 2026.