Name Russian Soiuz 1949
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) 281x39x11
Area of Use generic
Origin of Rule Herman van Herwijnen
Match Number 3645
Comment Manufactured by Zavod "Soiuz" im. L. B. Krasina (Soiuz factory dedicated to L. B. Krasin), Leningrad
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