M0018753: Calorimeter designed and used by Berthelot, 1927

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Photograph, 1927, of a calorimeter designed and used by Mercellin Berthelot for determining heat developed in chemical reactions. At the time the glass plate negative reproduction was made, the apparatus was held by the College de France.

M0018753: Calorimeter designed and used by Berthelot, 1927

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