Campane di vetro usate per studiare l'azoto atmosferico sotto l'influenza dell'elettricità alla Stazione Marcellin Bertholet, Meudon(Bell jars used to study atmospheric nitrogen under the influence of electricity at the Station Marcellin Bertholet, Meudon, from a book on 400 years of the College de France, published in 1930 (bw ph)French Photographer |
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€ 156
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1930 · black and white photograph
· ID Quadro: 326442
Bibliotheque du College de France, Paris, France / Bridgeman Images |
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