Rule, Regula, Pointer and Alidade Images
Alidade Image:
| Date | ca. 1800 |
| Maker | Shaykh Sakkūt |
| Place | Turkey |
| Material | Wood |
| Inventory no. | 47792 |
| Acquisition | Purchased from the Hotel Drouot, Paris, in 1992 |
Alidade
| Appearance | Tip | Sights | Pinholes | Notches | Description |
|---|---|---|---|---|---|
| Double-ended, original. | Decorative | Rigid | None | None | The sighting vanes have broken off, and so it is impossible to know if they had pin-hole sights. |