| Name | Wolters Noordhoff 87 Rietz |
| Front Scales | K A = B CI C = D L |
| Back Scales | 15cm = S ST T1 = |
| Type of Rule | slide rule |
| Material | plastic |
| Dimension (mm) | 236x31x4.8 |
| Area of Use | generic |
| Origin of Rule | Herman van Herwijnen |
| Match Number | 2667 |
| Comment | |
| Thumbnail |  |