The discharger was used to demonstrate the law of Coulomb. The instrument was made in Germany. DataInventory Number: ELE26Date: 1880 (c.)Dimensions: Length : 45cm, Width : 26cmInstrument Categories: ElectricityDemonstration apparatus PlacesLocation: 1ο Γυμνάσιο Βόλου - First Gymnasium of VolosOrigin: 1ο Γυμνάσιο Βόλου - First Gymnasium of Volos