| Name | Diwa 351 Darmstadt Elegant |
| Front Scales | 25cm 10inch / L K A = B CI C = D P tg. sin. |
| Back Scales | = LL1 LL2 LL3 = |
| Type of Rule | slide rule |
| Material | wood/plastic |
| Dimension (mm) | 295x47.5x8 |
| Area of Use | generic |
| Origin of Rule | Herman van Herwijnen |
| Match Number | 762 |
| Comment | |
| Thumbnail |  |