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Scientific American, Vol. 5, No. 23 (December 1861) (1861)

leaf 4

An illustration from Scientific American, Vol. 5, No. 23 (December 1861), 1861, leaf 4
-Fe2 03, or it may be written Fe3 04. A hollow float, such as a thin copper globe placed ide in 100 of hydrochloric acid : the color may be As the oxygen atom weighs 8 and the iron atom 28, in a steam boiler and connected with a lever to a hightened by adding some hydrated oxide. Various the… … of the protocarbonate of cobalt to 100 parts of acid, sphere rises and falls with the water, and when it Steel possesses the property of becoming exceeding- diluting with 45 parts of water,, and boiling. All drops below the fire-line, the lever opens the safety- ly hard by being highly heated, then…

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