Rule, Regula, Pointer and Alidade Images
Alidade Image:
| Date | 1492 |
| Maker | Hans Herghamer |
| Place | Germany |
| Material | Paper |
| Inventory no. | 91897 |
| Acquisition | Acquired by exchange from Ernst Weil in 1954 |
Rule
| Appearance | Tip | Sights | Pinholes | Notches | Description |
|---|---|---|---|---|---|
| Double-ended, counter-changed, original. | Simple | None | None | None |