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ISBN: 9782010095559
Este libro ofrece una abundante y estructurada información sobre las primeras civilizaciones. Las ilustraciones precisas complementan y refuerzan el texto, haciendo la lectura más amena y comprensible.
Giovanni Caselli was an Italian priest, inventor, and physicist. He studied electricity and magnetism as a child which led to his invention of the pantelegraph, the forerunner of the fax machine. The world's first practical operating facsimile machine ("fax") system put into use was by Caselli. He had worldwide patents on his system. His technology idea was further developed into today's analog television.
