863

The fundamental laws of the solar system.

Each man is always in the middle of the surface of the earth and under the zenith of his own hemisphere, and over the centre of the earth.

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

Notebooks of Leonoardo da Vinci
XIV: Anatomy, Zoology and Physiology.
. . .
The laws of nutrition and the support of life.
843,
844,
845,
846,
847
On the circulation of the blood.
848,
849,
850
Some notes on medicine.
851,
852,
853,
854,
855,
856
The earth’s place in the universe.
857,
858
The fundamental laws of the solar system.
859,
860,
861,
862,
863,
864
How to prove that the earth is a planet.
865,
866,
867
The principles of astronomical perspective.
868,
869,
870,
871,
872,
873
On the luminosity of the Earth in the universal space.
874,
875,
876,
877,
878
The question of the true and of the apparent size of the sun.
879,
880,
881,
882,
883
. . .