Jean_LAMESCH_Sliderules_Collection_BOX_JL10

1766_SOYUZ_1949_150mm

1766_SOYUZ_1949_150mm

Small pocket sized Russian SOYUZ 1949 wooden simplex sliderule, from 1949 (see inscriptions in well). Slider may be flipped over fro trig functions. Cursor has been lost. Leather pouch.