927

Schemes for the arrangement of the materials.

Water gives the first impetus to its motion.

A book of the levelling of waters by various means,

A book of diverting rivers from places where they do mischief.

A book of guiding rivers which occupy too much ground.

A book of parting rivers into several branches and making them fordable.

A book of the waters which with various currents pass through seas.

A book of deepening the beds of rivers by means of currents of water.

A book of controlling rivers so that the little beginnings of mischief, caused by them, may not increase.

A book of the various movements of waters passing through channels of different forms.

A book of preventing small rivers from diverting the larger one into which their waters run.

A book of the lowest level which can be found in the current of the surface of rivers.

A book of the origin of rivers which flow from the high tops of mountains.

A book of the various motions of waters in their rivers.

Taken from The Notebooks of Leonardo da Vinci edited by Jean Paul Richter, 1880.

Notebooks of Leonoardo da Vinci
XVI: Physical Geography.
. . .
Schemes for the arrangement of the materials.
919,
920,
921,
922,
923,
924,
925,
926,
927,
928
General introduction.
929
The arrangement of Book I.
930
Definitions.
931,
932
Of the surface of the water in relation to the globe.
933,
934,
935,
936
Of the proportion of the mass of water to that of the earth.
937,
938
The theory of Plato.
939
That the flow of rivers proves the slope of the land.
940
Theory of the elevation of water within the mountains.
941
The relative height of the surface of the sea to that of the land.
942,
943,
944,
945
Refutation of Pliny’s theory as to the saltness of the sea.
946,
947
. . .