ry low; and trusting that the | right, thus admitting a steady stream of water to the boiler. The story of the fatal balloon ascension in France, in convicts knew nothing of machinery, he seized his pump The convicts then uncoupled the locomotive, which, as the which two of the most daring of… … altitude of 2 had the fire out, and the steam down. At the surface of the earth it was 57° Fah. By the time an itude of 20,000 feet was reached, about 50 minutes inter- While the prison officials should be held to a strict ac- noted, two h - count for the fact of the escape of the convicts and of…
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