The SR-71 by Lockheed was a very fast development compared to many military aircraft. The plane was developed from the work done on the A-12, beginning in 1960 and with the first SR-71 flying in 1964.
2200 mph
Stratosphere
In 1990 the SR-71 went from the West Coast to the East Coast in 68 minutes and 17 seconds. That's as close as I could get to Los Angeles to New York.
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