| Name | Russian GOST 5161 49 1954 |
| Front Scales | 25cm / K A = B CI C = D L ] 25cm |
| Back Scales | = Sin S&T Tg = |
| Type of Rule | slide rule |
| Material | wood/plastic |
| Dimension (mm) | 282x39x11 |
| Area of Use | generic Schetnykh Priborov, Leningrad |
| Origin of Rule | Herman van Herwijnen |
| Match Number | 3646 |
| Comment | Manufactured by Fabrika N. 10, Kiev, Ukraine |
| Thumbnail |  |