| Name | Keuffel & Esser < 4053 - 3 > Variant |
| Front Scales | 10inch / A = B CI C = D K ] 25cm |
| Back Scales | = S L T = |
| Type of Rule | slide rule |
| Material | wood/plastic |
| Dimension (mm) | 270x34x9 |
| Area of Use | generic |
| Origin of Rule | actual item |
| Match Number | 1518 |
| Comment | |
| Thumbnail | No Picture |