| Date | 19th century (?) |
| Place | Italy |
| Material | Brass |
| Inventory no. | 42437 |
| Acquisition | Presented by Lewis Evans in 1924 |
Rule
| Appearance | Tip | Sights | Pinholes | Notches | Description |
|---|---|---|---|---|---|
| Double-ended, counter-changed, replacement. | Decorative | None | None | None |
Alidade
| Appearance | Tip | Sights | Pinholes | Notches | Description |
|---|---|---|---|---|---|
| Double-ended, counter-changed, replacement. | Decorative | Rigid | Single | None |