| Name | Dargue Brothers Simplon Bilateral |
| Front Scales | LU A = B CI C = D LL |
| Back Scales | A S L T D |
| Type of Rule | slide rule |
| Material | wood/plastic |
| Dimension (mm) | 323x35x8.5 |
| Area of Use | generic |
| Origin of Rule | actual item |
| Match Number | 2361 |
| Comment | |
| Thumbnail | No Picture |