Quote#Wisdom
The final result of our researches has widened the class of…
Quote byAlexander Graham Bell · 1847–1922
Commonly attributed — not confirmed in an authoritative edition. Cited on Wikiquote to: Statement to the American Association for the Advancement of Science, in Boston, Massachusetts (27 August 1880): published as "On the Production and Reproduction of Sound by Light" in American Journal of Sciences, Third Series, vol. XX, n°118 (October 1880), pp. 305-324..
English (original)
The final result of our researches has widened the class of substances sensitive to light vibrations, until we can propound the fact of such sensitiveness being a general property of all matter.
— Alexander Graham Bell
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