The instrument has LEYBOLD's logo but it was manufactured by Gossen. Inventory number: ELE1181 DataInventory Number: ele119Date: 1920-1940Dimensions: diametre 12.5cmMaker: LeyboldInstrument Categories: Electricity PlacesLocation: Εθνικό Μετσόβιο Πολυτεχνείο - National Technical University of AthensOrigin: Εθνικό Μετσόβιο Πολυτεχνείο - National Technical University of Athens
