| Name | Diwa Rietz Ideal Instruction rule |
| Front Scales | L K A = B CI C = D S S&T T |
| Back Scales | |
| Type of Rule | slide rule |
| Material | wood/plastic |
| Dimension (mm) | 1240x370x20 |
| Area of Use | generic |
| Origin of Rule | actual item |
| Match Number | 740 |
| Comment | |
| Thumbnail | No Picture |