1669 in Paris FRANCE, Gilles de Roberval presented to the French Academy of Sciences the “Roberval Balance” which was a weighing scale. The nonfiction, science booklet by Jesse Russell, and Ronald Cohn, “Roberval Balance”, 2012 is a recount of this historic invention. Gilles de Roberval was a mathematician; and, the weighing of masses accurately was earlier influenced by Robert Boyle’s, “The Sceptical Chymist”, 1661.
Daniel G. Fahrenheit in 1724 invented both the “temperature scale” and the “thermometer”. Gilles de Roberval’s invented both “weighing scale” and the “weighing balance”. Temperature and weighing instrument are critical in culinary and chemical usage. In 1669 Gilles de Roberval of Paris FRANCE, presenting a lecture before the French Academy of Sciences was an event in the history of science.
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