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ANCIEN ANÉMOMÉTRE MAGNETIQUE jules richard Paris instrument de mesure insolite EUR 102,00 - PicClick FR
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Instrument de mesure de l'hygrométrie et de la température (psychromètre à aspiration Jules Richard)
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Recent Acquisitions: Richard Verascope & Taxiphote - Museum of the History of Science : Museum of the History of Science
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Humidity recorder by Jules Richard Instruments(of which the drum does not rotate) with key and spare charts | Science Museum Group Collection
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