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Prints and Principles: Salomon de Caus' design for the etching “Cave with fountain: Ball raised by a jet of water”, 1615
![Salomon de Caus, Les raisons des forces mouvantes (Frankfurt: John Norton, 1615). | St John's College, University of Cambridge Salomon de Caus, Les raisons des forces mouvantes (Frankfurt: John Norton, 1615). | St John's College, University of Cambridge](https://www.joh.cam.ac.uk/sites/default/files/images/library/special_collections/mechanisms2.jpg)
Salomon de Caus, Les raisons des forces mouvantes (Frankfurt: John Norton, 1615). | St John's College, University of Cambridge
![Salomon de Caus, Les raisons des forces mouvantes (Frankfurt: John Norton, 1615). | St John's College, University of Cambridge Salomon de Caus, Les raisons des forces mouvantes (Frankfurt: John Norton, 1615). | St John's College, University of Cambridge](https://www.joh.cam.ac.uk/sites/default/files/images/library/special_collections/mechanisms1.jpg)
Salomon de Caus, Les raisons des forces mouvantes (Frankfurt: John Norton, 1615). | St John's College, University of Cambridge
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