| Name | Dargue Brothers Simplon Electro Log Log |
| Front Scales | LU A = B CI C = D LL # Dynamo/Motor Volt # |
| Back Scales | = A S T D = L D |
| Type of Rule | slide rule |
| Material | wood/plastic |
| Dimension (mm) | 333x38x8,5 |
| Area of Use | electrical |
| Origin of Rule | |
| Match Number | 2358 |
| Comment | |
| Thumbnail | No Picture |