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Updated: May 26, 2025
But setting aside for the time the work done by Santos-Dumont with machines heavier than air, let us consider his triumphs with balloons at the opening of his career. He had come to France about forty years after Henry Giffard had demonstrated the practicability of navigating a balloon 144 feet long and 34 feet in diameter with a three-horse-power steam-engine.
IX." he built the smallest dirigible ever known. The balloon had just power enough to raise her pilot and sixty-six pounds more beside a three-horse-power motor.
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