1440

Undated memoranda.

Colours, formula,—Archimedes,—Marcantonio.

Tinned iron,—pierced iron.

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

Notebooks of Leonoardo da Vinci

XXII: Miscellaneous Notes.

. . .

1420,

1421,

1422,

1423,

1424,

1425,

1426,

1427,

1428,

1429,

1430,

1431,

1432,

1433,

Undated memoranda.

1435,

1436,

1437,

1438,

1439,

1440,

1441,

1442,

1443,

1444,

1445,

1446,

1447,

1448,

1449,

1450,

1451,

1452,

1453,

1454,

1455,

1456,

Notes on pupils.

1458,

1459,

. . .