Airpump for demonstarion of the effects of the vacuum. DataInventory Number: AER10Date: 1890 (c.)Dimensions: Length : 37cmInstrument Categories: Aerostatics / AerodynamicsDemonstration apparatus PlacesLocation: Ζαρίφειος Παιδαγωγική Ακαδημία / Zarifeios Pedagogical School of AlexandroupolisOrigin: Ζαρίφειος Παιδαγωγική Ακαδημία / Zarifeios Pedagogical School of Alexandroupolis