Sujet

Von Guericke's

Légende

Von Guericke's (1602-1686) water barometer [1672]. Fig. I, details of parts: Fig II, complete barometer; water reached 3rd floor, but not 4th. Fig. IV, details of indicator. Fig II is apparatus for investigation of weight of air. From "Experimenta Nova ut vocantur Magdeburgica De Vacuo Spatio" ("New Magdeburg Experiments About the Vacuum" by Otto von Guericke. (Amsterdam, 1672). Engraving.

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Photos12.com - Ann Ronan Picture Library

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Photo12/Ann Ronan Picture Library

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ARP07104_460001196

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24,0Mo (1,9Mo) / 20,1cm x 30,0cm / 2369 x 3543 (300dpi)