| Name | Blundell 304 Darmstadt Academy |
| Front Scales | L K A = B CI C = D P Sin Tan |
| Back Scales | = LL1 LL2 LL3 = |
| Type of Rule | slide rule |
| Material | PVC |
| Dimension (mm) | |
| Area of Use | generic |
| Origin of Rule | brochure |
| Match Number | 2923 |
| Comment | |
| Thumbnail |  |
| Name | Blundell 304 Darmstadt Academy |
| Front Scales | L K A = B CI C = D P Sin Tan |
| Back Scales | = LL1 LL2 LL3 = |
| Type of Rule | slide rule |
| Material | PVC |
| Dimension (mm) | |
| Area of Use | generic |
| Origin of Rule | brochure |
| Match Number | 2923 |
| Comment | |
| Thumbnail | |