| Name | Nestler 0254 Delta |
| Front Scales | L K A = B CI C = D LL3 LL2 |
| Back Scales | T1 T2 DF = CF CI C = D S ST |
| Type of Rule | slide rule |
| Material | Anagit |
| Dimension (mm) | 320x40x10 |
| Area of Use | generic |
| Origin of Rule | actual item |
| Match Number | 1960 |
| Comment | |
| Thumbnail | No Picture |