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Gasentl. Jar for electric discharges of high pressure mercuryvapor lamp Entladungsgef einer QuecksilberdampfHochdrucklampe NARVA NF Watt Schutzglaskolben entfernt own work by Ulfbastel br org Gasentl uploaded on Ulfbastel Ulfbastel Related picture Image GasentlK Mercuryvapor light bulbs Files uploaded by DKuru