| Name | Radiac Calculator ABC - M1A1 |
| Front Scales | See picture |
| Back Scales | See picture |
| Type of Rule | disc(s) |
| Material | |
| Dimension (mm) | |
| Area of Use | military |
| Origin of Rule | David Hyman |
| Match Number | 5065 |
| Comment | |
| Thumbnail |  |
| Name | Radiac Calculator ABC - M1A1 |
| Front Scales | See picture |
| Back Scales | See picture |
| Type of Rule | disc(s) |
| Material | |
| Dimension (mm) | |
| Area of Use | military |
| Origin of Rule | David Hyman |
| Match Number | 5065 |
| Comment | |
| Thumbnail | |