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It is estimated that up to a quarter of a million different units of measurement were in use throughout France at eve of the Revolution in 1789, and that these differed not only from trade to trade but also from town to town. The difficulties in trade, science and taxation that arose from these inconsistent systems prompted the French Academy of Sciences to investigate the reform of weights and measurements, although scientists across both Europe and America had discussed the advantages of a universal system of measurement for over a century.
Having decided that units in the new decimal system ... |