1118

On the gravity of water.

If the weight of the sea bears on its bottom, a man, lying on that bottom and having l000 braccia of water on his back, would have enough to crush him.

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

1117 * 1119

XVII * XIX

Notebooks of Leonoardo da Vinci

XVIII: Naval Warfare.--Mechanical Appliances.--Music.

The ship’s logs of Vitruvius, of Alberti and of Leonardo.

1113

Methods of staying and moving in water.

1114

On naval warfare.

1115,

1116

The use of swimming belts.

1117

On the gravity of water.

1118

Diving apparatus and Skating.

1119,

1120,

1121

On Flying machines.

1122,

1123,

1124,

1125,

1126

Of mining.

1127

Of Greek fire.

1128

Of Music.

1129,

1130

Of decorations.

1131

. . .