Apart from weighting as a typical balance it could be used for experiments in hydrostatic. For this reason it was accompanied with a third small dis, now missing. DataInventory Number: MES25Date: c.1960Maker: Factory of Ministry of EducationInstrument Categories: Hydrostatics / HydrodynamicsMeasures PlacesLocation: 26ο Γενικό Λύκειο Αθηνών - 26th High School of Athens Origin: 2ο Γυμνάσιο Θηλέων Αθηνών - Second Gymnasium for girls, Athens