Rule, Regula, Pointer and Alidade Images
Alidade Image:
| Date | 1687/8 (A.H. 1099) |
| Maker | ‘Abdullah ibn Sāsī |
| Place | Morocco |
| Material | Brass |
| Inventory no. | 45220 |
| Acquisition | Presented by Lewis Evans in 1924 |
Alidade
| Appearance | Tip | Sights | Pinholes | Notches | Description |
|---|---|---|---|---|---|
| Double-ended, original. | Decorative | Rigid | Single | None |