Nouveau Système de Balance de Précision a Rapides in Comptes Rendus, Tome CXII, No. 23, 8 Juin 1891, p. 1299
Paris: Gauthier-Villars, 1891. 1st Edition. FIRST EDITION IN ORIGINAL WRAPS OF THE FIRST ACCURATE BALANCE FOR MEASURING CHEMICALS, the invention of the chain balance. Complete original issue. The history of scales and balances dates back to Ancient Egypt when a simplistic equal-arm balance on a fulcrum was used to compare..... More