| Size |
Height 295 mm, width 202 mm. |
| Watermark |
Unicorn with 4 legs, little circle on top of the forehead. Drake's identification: Watermark type 13. Drake's description: Rhinoceros 75mm (smaller on letter cited?). Date of earliest letter with this watermark is August 1607. |
| Comments |
Written by Galileo; contains drawings, short texts, calculations. Relation to the Discorsi: work on projectile impetus; work on 3/07-th-04. |
| References |
Drake 1978 135 |
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| Folio 102 r (final text) |
| 1
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ad elevationem gr[adus] 22 proiectio in plano absumit amplitudinem ut 4 ad 3, nempe sexquitertiam altitudinis. |
| 2
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momentum eb |
| C01
|
724 * 4 = 2896
2896 : 3 = 965 |
| C02
|
724 : 4 = 181 |
| C03
|
476 * 4 = 1904 |
| C04
|
288 * 730 = 8640 + 2016[00] = 210240 |
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