| Name | Graphoplex Koh-I-Noor 171 Giant |
| Front Scales | P B3 B2 = b2 L a b = B LL3 LL2 LL1 |
| Back Scales | = S, T, ST, b = |
| Type of Rule | Slide Rule |
| Material | Plastic |
| Dimension (mm) | 1279 x 256 x 17 |
| Area of Use | Generic |
| Origin of Rule | Alessandro Manni's Collection |
| Match Number | 7087 |
| Comment | This is a Demonstrative Slide Rule for exposition. This is model 171 without cursor. The identical model with cursor is the model 169. |
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