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Continue to ChatDecember 20, 1957: First Flight of Most Successful Jetliner, Boeing 707 https://www.historyandheadlines.com/december-20-1957-first-flight-successful-jetliner-boeing-707/
December 20, 1957: First Flight of Most Successful Jetliner, Boeing 707 https://www.historyandheadlines.com/december-20-1957-first-flight-successful-jetliner-boeing-707/