The Da Vinci Notebooks at sacred-texts.com
The whole length of the foot will lie between the elbow and the wrist and between the elbow and the inner angle of the arm
towards the breast when the arm is folded. The foot is as long as the whole head of a man, that is from under the chin to the topmost part of the head 143 in the way here figured.
177:143 2: nel modo che qui i figurato. See Pl. VII, No. 4, the upper figure. The text breaks off at the end of line 2 and the text given under No. 321 follows below. It may be here remarked that the second sketch on W. P. 311 has in the original no explanatory text.