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A boat that utilized a steam engine to turn the wheel pushing it forward.
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small box machine that quickly separated the seeds from the cotton.
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Created by stacking alternating layers of zinc, brine-soaked pasteboard or cloth, and silver.
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utilized a steam engine to propel.
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First practical light produced light by throwing an electric arc between two carbon electrodes.
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generated an electric field using electricity.
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used gunpowder and fire to generate an explosive reaction.
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used a motor to generate a vacuum
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filled with hydrogen or helium to lift it into the air.
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Sucked air in and blew it past water cooled coils, initially used to control humidity.
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used a motor and specially designed wings to lift it into the air.
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Used colored film/ribbon
