The Notebooks of Leonardo Da Vinci Complete


google search for The Notebooks of Leonardo Da Vinci Complete

Return to Master Book Index.

Page
769 770 771 772 773

Quick Jump
1 306 613 919 1225

of that which is included. We see that the sphere of the waters  
varies conspicuously in mass from the surface to the bottom, and  
that, far from investing the earth when that was in the form of a  
cube that is of 8 angles as Plato will have it, that it invests the  
earth which has innumerable angles of rock covered by the water and  
various prominences and concavities, and yet no vacuum is generated  
between the earth and water; again, the air invests the sphere of  
waters together with the mountains and valleys, which rise above  
that sphere, and no vacuum remains between the earth and the air, so  
that any one who says a vacuum is generated, speaks foolishly.  
But to Plato I would reply that the surface of the figures which  
according to him the elements would have, could not exist.  
That the flow of rivers proves the slope of the land.  
9
40.  
PROVES HOW THE EARTH IS NOT GLOBULAR AND NOT BEING GLOBULAR  
CANNOT  
HAVE A COMMON CENTRE.  
We see the Nile come from Southern regions and traverse various  
provinces, running towards the North for a distance of 3000 miles  
and flow into the Mediterranean by the shores of Egypt; and if we  
will give to this a fall of ten braccia a mile, as is usually  
771  


Page
769 770 771 772 773

Quick Jump
1 306 613 919 1225