Quadratum nauticum
| Type: | Quadratum nauticum | 
| Style: | 90° - 0° - 90° - 0° running clockwise from the 90° point (i.e. the throne) | 
| Geometry: | Box | 
| Unit of measurement: | Degrees | 
| (Numbering) starts at: | 0 | 
| (Numbering) ends at: | 90 | 
| Numbered: | every 10 | 
| Repeats: | 8 times | 
| Divided every: | 10 (Degrees) | 
| then every: | 2 (Degrees) | 
| Notes: | Quadratum Nauticum incorporating windrose | 
Scale located on: Tympan, Womb or Back .
Inscription(s):
| Type: | Scale label | 
| Content: | QUADRATVM NAVTICVM | 
| Translation: | |
| Language: | Latin | 
| Script: | Roman Capital | 
| Notes: | |
| ---------- | |
| Type: | Scale label | 
| Content: | Longitudo minor sive Occidentalior / Longitudo maior seu Orientalior | 
| Translation: | |
| Language: | Latin | 
| Script: | Italic | 
| Notes: | |
| ---------- | |
| Type: | Scale label | 
| Content: | Latitudo minor vel Australior / Latitudo maior aut Borealior | 
| Translation: | |
| Language: | Latin | 
| Script: | Italic | 
| Notes: | |
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