921

Schemes for the arrangement of the materials.

First you shall make a book treating of places occupied by fresh waters, and the second by salt waters, and the third, how by the disappearance of these, our parts of the world were made lighter and in consequence more remote from the centre of the world.

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,

General introduction.

The arrangement of Book I.

Definitions.

931,

Of the surface of the water in relation to the globe.

933,

934,

935,

Of the proportion of the mass of water to that of the earth.

937,

The theory of Plato.

That the flow of rivers proves the slope of the land.

Theory of the elevation of water within the mountains.

. . .