| Name | Green B - 29 Flight Engineer's Computer |
| Front Scales | nomogrammen |
| Back Scales | nomogrammen |
| Type of Rule | slide rule |
| Material | metal/paper |
| Dimension (mm) | 395x100x5 |
| Area of Use | aviation |
| Origin of Rule | IJzebrand Schuitema |
| Match Number | 1348 |
| Comment | |
| Thumbnail |  |