NEW Vintage Russian USSR Logarithmic Mathematical Circular Slide Rule KL-1 1966
100% original item from the Soviet Union Was made on 9th August 1966 Comes with original box and documents. Circular logarithmic slide rule "KL-1" is intended for solving the most occurred mathematical operations. Calculations of circle square and finding of trigonometric functions of a sine. Great item for collection or gift. If you have questions feel free to ask. The item "NEW Vintage Russian USSR Logarithmic Mathematical Circular Slide Rule KL-1 1966" is in sale since Thursday, July 30, 2020. This item is in the category "Collectibles\Science & Medicine (1930-Now)\Engineering\Slide Rules". The seller is "cubey77" and is located in Riga. This item can be shipped worldwide.
- Country/Region of Manufacture: Russian Federation
- Time Period Manufactured: 1930-Now
- Featured Refinements: Circular Slide Rule
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