Size | Height 282 mm, width 197 mm. | Watermark | Encircled star with crown. Drake's identification: Watermark type 3. Drake's description: Mountains below cartwheel 30mm; overall height 53mm. | Comments | Contains drawings, calculations, minimal texts, tides. Relation to the Discorsi: related to pf. | References | Drake 1990 18-19; Drake 1987 42, 44, plate 3 |
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| | Folio 154 r (final text) | C01 | 360 * 60 = 21600 21600 * 7 = 151200 151200 : 22 = 6873 miglia diameter | C02 | 3436 * 3000 = 10308000 braci semidi[ameter?] filo br[?] 16 | C03 | 800 * 800 = 640000 640000 * 16 = 384[0000] + 64[00000] = 10240000 | C04 | sqrt 10308000 = 3200 | C05 | (3210 : 4) : 6 3210 : 4 = 800 800 : 6 = 133 | C06 | 45 * 8 = 360 360 : 6 = 60 | C07 | 50 129 : 4 = 32 | C08 | 133 * 133 = 399 + 399[0] + 133[00] = 17689 17689 * 16 = 105734 + 17689[0] = 282624 |
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