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INTRODUCTORY NOTE
to lead his successor, Tyndall, to say, "Taking him for all and all, I think it will be conceded that Michael Faraday was the greatest experimental philosopher the world has ever seen; and I will add the opinion, that the progress of future research will tend, not to dim or to diminish, but to enhance and glorify the labours of this mighty investigator."
In spite of the highly technical nature of his work in research, Faraday was remarkably gifted as an expounder of science to popular audiences; and his lectures at the Royal Institution, especially those to younger audiences, were justly famous. The following examples are classics in the department of clear and fascinating scientific exposition.
