1380

Memoranda before 1500.

This was done by Leone in the piazza of the castle with a chain and an arrow. [Footnote: This note must have been made in Milan; as we know from the date of the MS.]

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

Notebooks of Leonoardo da Vinci
XXII: Miscellaneous Notes.
Memoranda before 1500.
1379,
1380,
1381,
1382,
1383,
1384,
1385,
1386,
1387,
1388,
1389,
1390,
1391,
1392,
1393,
1394,
1395,
1396,
1397,
1398,
1399,
1400
. . .