Keywords: Vandermonde.jpg en First page of Systeme d'Harmonie not dated by Alexandre-Théophile Vandermonde 1735-1796 century 18 http //gallica bnf fr/ark /12148/btv1b52000925f/f3 image r langEN Alexandre-Théophile Vandermonde 1735-1796 other versions Custom license marker 2015 05 05 PD-old-100 Uploaded with UploadWizard Mathematicians from France Musicians from France 1735 births 1796 deaths |