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Schaltbild Franck Hertz Versuch . Verbesserte Schaltung mit Feinauflsung own original text selbst gezeichnet Herbertweidner Feb CET circuit PDrelease Original upload log de Wdwdbot CommonsHelper de SchaltbildFranckHertzVersuch Herbertweidner bytes no Andere Versionen Experiment of Franck and Hertz
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