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Scientific American, Vol. 2, No. 21 (1860) (1860)

leaf 4

An illustration from Scientific American, Vol. 2, No. 21 (1860), 1860, leaf 4
he may look through either of the glasses G, E comes in contact with the ball, d, thus partially closing took fright, and cattle and sheep in the fields ran to and (it matters not which}, at any object placed at the op- the passage of the gas between the external sides of the posite extremity of… … when brought to the edge of one’s tongue, feels cold at the ing-up” the wonderful stones. At the time of this sin- valve and the interior sides of the chamber in which it tp and warm at the butt end? This is a wonderful gular occurrence, the sky was clear; the only large cloud is confined. Should…

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