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Holyhead Harbour Works...the Face of the Mountain after the Grand Blasting Operations... 1857. Creator: UnknownHolyhead Harbour Works - View of the Face of the Mountain after the Grand Blasting Operations, Jan. 16, 1857: the Quantity of Quartz Rock Displaced 120, 000 Tons, by a Charge of 16
Voltaic battery (pile), 1887. A battery of the type invented by Italian physicist Alessandro Volta (1745-1827). It consists of a disc of zinc, a disc of copper, a disc of cloth moistened with acid
Alessandro Voltas wet pile battery, 1800Alessandro Voltas wet pile or battery, 1800. Italian physicist Volta (1745-1827) was the inventor of the voltaic pile, an early battery and the first source of current electricity
Alessandro Volta (1745-1827) Italian physicist. On the table are two of his inventions, the Voltaic pile (wet battery) on the left, and the electrophorus