April 7 – The gram is decreed in France to be equal to "the absolute weight of a volume of water equal to the cube of the hundredth part of the metre, at the temperature of melting ice."[3]
^Bown, Stephen R. (2003). Scurvy: How a Surgeon, a Mariner and a Gentleman Solved the Greatest Medical Mystery of the Age of Sail. Penguin Books Australia. p. 222.
^"Decree on weights and measures". 1795. Archived from the original on 24 September 2008. Retrieved 2 October 2008. Gramme, le poids absolu d'un volume d'eau pure égal au cube de la centième partie du mètre , et à la température de la glace fondante
^McNeill, Ian (1972). Hydraulic Power. London: Longman. ISBN 0-582-12797-1.
^Klyve, Dominic (Spring 2011). "Euler's Letters to a German Princess:Betrayal and Translation" (PDF). Opusculum. 3 (1). Archived from the original (PDF) on 2013-10-22. Retrieved 2013-10-21.
^"Copley Medal | British scientific award". Encyclopedia Britannica. Retrieved 21 July 2020.