The Notebooks of Leonardo Da Vinci

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Page 945 of 1565.
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have flowed from the summits of the mountains of Armenia, it must be
believed that all the water of the ocean has passed very many times
through these mouths. And do you not believe that the Nile must have
sent more water into the sea than at present exists of all the
element of water? Undoubtedly, yes. And if all this water had fallen
away from this body of the earth, this terrestrial machine would
long since have been without water. Whence we may conclude that the
water goes from the rivers to the sea, and from the sea to the
rivers, thus constantly circulating and returning, and that all the
sea and the rivers have passed through the mouth of the Nile an
infinite number of times [Footnote: _Moti Armeni, Ermini_ in the
original, in M. RAVAISSON'S transcript _"monti ernini [le loro
ruine?]"_. He renders this _"Le Tigre et l'Euphrate se sont deverses
par les sommets des montagnes [avec leurs eaux destructives?] on
pent cro're" &c. Leonardo always writes _Ermini, Erminia_, for
_Armeni, Armenia_ (Arabic: _Irminiah_). M. RAVAISSON also deviates
from the original in his translation of the following passage: "_Or
tu ne crois pas que le Nil ait mis plus d'eau dans la mer qu'il n'y
en a a present dans tout l'element de l'eau. Il est certain que si
cette eau etait tombee_" &c.]

II.

ON THE OCEAN.

Refutation of Pliny's theory as to the saltness of the sea (946.
947).

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