| Name | Staedtler 54106 Electro |
| Front Scales | 27cm / V A = B CI C = D U ] LL3 K |
| Back Scales | = sin sin,tan tan = |
| Type of Rule | slide rule |
| Material | wood/plastic |
| Dimension (mm) | 295x38.5x11.5 |
| Area of Use | generic |
| Origin of Rule | Herman van Herwijnen |
| Match Number | 2376 |
| Comment | |
| Thumbnail |  |