Size |
Height 306 mm, width 220 mm. |
Watermark |
Head with crown and beard. Drake's identification: Watermark type 23. Drake's description: Crowned heald in circle 38mm. Watermark found in 1631-34. Found in manuscripts 1612-14 (floating body controversy), 1631-32 (note on Rosa Ursina). |
Comments |
Contains drawings, calculations. Relation to the Discorsi: work on 2/34-pr-13; work on 2/37-pr-15. |
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Folio 98 r (final text) |
C01
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54 + 33 = 87 (33 * 22) : 87 33 * 22 = 726 726 : 87 = 8 |
C02
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(33 * 21) : 87 33 * 21 = 693 693 : 87 = [7] |
C03
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(41 * 41) : 21 41 * 41 = 1681 1681 : 21 = 80 |
C04
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(32 * 32) : 42 32 * 32 = 1024 1024 : 42 = 24 |
C05
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63 + 21 = 84 (21 * 21) : 84 21 * 21 = 441 441 : 84 = 5 1/4 21 * 42 = 882 882 : 84 = 10 1/2 |
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