Logarithmic Ruler KL-1 Round Lineup Calculator Slide Rule Rare USSR

Description

Logarithmic Ruler KL-1 Round Lineup Calculator  Slide Rule Rare USSR 1966
The ruler is fully functional, there are minor scuffs and scratches.
copy of original instructions
Please look carefully at all the photos  - you buy exactly what you see in the photos.
Photos are real.
I am ready to answer all questions.
Economy International Shipping-
5-60days