319

Proportions of the head seen in front.

a n o f are equal to the mouth.

a c and a f are equal to the space between one eye and the other.

n m o f q r are equal to half the width of the eye lids, that is from the inner [lachrymatory] corner of the eye to its outer corner; and in like manner the division between the chin and the mouth; and in the same way the narrowest part of the nose between the eyes. And these spaces, each in itself, is the 19th part of the head, n o is equal to the length of the eye or of the space between the eyes.

m c is 1/3 of n m measuring from the outer corner of the eyelids to the letter c. b s will be equal to the width of the nostril.

[Footnote: See Pl. XII.]

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

Notebooks of Leonoardo da Vinci
VII: On the Proportions and on the Movements of the Human Figure.
. . .
Preliminary observations.
308,
309
Proportions of the head and face.
310,
311,
312,
313,
314,
315,
316,
317,
318
Proportions of the head seen in front.
319,
320,
321,
322,
323
Relative proportion of the hand and foot.
324
Relative proportions of the foot and of the face.
325,
326,
327
Proportions of the leg.
328,
329,
330,
331
On the central point of the whole body.
332
The relative proportions of the torso and of the whole figure.
333
The relative proportions of the head and of the torso.
334
The relative proportions of the torso and of the leg.
335,
336
The relative proportions of the torso and of the foot.
337
The proportions of the whole figure.
338,
339
. . .