| Name | Diwa 851 Darmstadt |
| Front Scales | K A = B CI C = D P |
| Back Scales | L S = LL1 LL2 LL3 = D T |
| Type of Rule | slide rule |
| Material | plastic |
| Dimension (mm) | 170x28x3.5 |
| Area of Use | generic |
| Origin of Rule | actual item |
| Match Number | 799 |
| Comment | |
| Thumbnail | No Picture |