 The chair of General and Experimental Physics was assigned to G.D Botto in 1828.Experimental work was dedicated to magnetic, thermal, and chemical effects of electrical currents and induction of currents.In 1830 Botto described in a note a prototype electric motor on which he was working and published a description of it in a Memoria titled "Machine Loco-motive mise en mouvement par l'électro-magnétisme" to the Academy of Turin around 1836.