 | Size | Height 306 mm, width 198 mm. | | Watermark | Crossbow, form 2. Drake's identification: Watermark type 15. Drake's description: Thick crossbow 34 X 35mm. Date of earliest letter with this watermark is May 1608. | | Comments | Written by Galileo; contains calculations, short text, drawing. |
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| | | Folio 176 r (final text) | | 1 | Falsa est. | | C01 | sqrt 100000 = 316
sqrt 70711 = 265 1/2
(265 1/2 * 254 3/5) : 316
265 1/2 * 254 3/5 = 1060 + 13257 + 53023 + 13[0] + 1[00] = 67570
67570 : 316 = 2[14] | | C02 | (265 1/2 * 141 1/2) : 304
132 1/2
sqrt 304 = 17
sqrt 265 1/2 = 16
265 1/2 * 141 1/2 = 265 + 10606 + 26572 + 13[0] = 37573
37573 : 304 = 12[3] | | C03 | (141 1/2 * 16 1/4) : 17 1/2
141 1/2 * 16 1/4 = + 846 + 1415 + 3[0] = 2291
2291 : 17 1/2 = 4582 : 35
4582 : 35 = 131 |
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