Various pumps for raising water, 1816. Including a triple pump (top right) and a man-powered balance pump (bottom right). From Encyclopaedia Londinensis. (London, 1816). | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Heritage Images / Oxford Science Archive |
Taille de l’image : | 3687 px × 4735 px |
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Property Release : | Non requis |
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