| Name | London Name Plate MK 1A Vampire 6B / 2653 Range and Endurance Computer |
| Front Scales | |
| Back Scales | |
| Type of Rule | disc(s) |
| Material | metal |
| Dimension (mm) | 166x4 |
| Area of Use | aviation |
| Origin of Rule | IJzebrand Schuitema |
| Match Number | 1685 |
| Comment | |
| Thumbnail |  |
| Name | London Name Plate MK 1A Vampire 6B / 2653 Range and Endurance Computer |
| Front Scales | |
| Back Scales | |
| Type of Rule | disc(s) |
| Material | metal |
| Dimension (mm) | 166x4 |
| Area of Use | aviation |
| Origin of Rule | IJzebrand Schuitema |
| Match Number | 1685 |
| Comment | |
| Thumbnail | |