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Keywords from Image Description:
Marie Curie Messapparatur . de Marie Curies Messanordnung Plattenkondensator Platte mit radioaktiver Probe Schalter Batterie Elektrometer piezoelektrischer Quarz Schale fr Gewichte Marie Curie Untersuchungen ber die radioaktiven Substanzen Marie Curie PDold Recherches sur les substances radioactives Marie Curie