Jean Boulet Set the World Record for the Highest Altitude Reached in a Helicopter

The typical altitude at which an older helicopter can travel is between 12,000 and 15,000 feet. Today, most helicopter manufacturers limited their machines to about 20,000 to 25,000 feet. But did you know that in 1972, someone set the record at about 40,000 feet? Jean Boulet achieved the world record for the highest altitude reached …

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