Logarithmic Ruler KL-1 Round Lineup Calculator in BOX Slide Rule Rare USSR 1969

Description

Logarithmic Ruler KL-1 Round Lineup Calculator in BOX Slide Rule Rare USSR 1969
the ruler is fully functional
set:box
,ruler,instruction
the ruler has minor abrasions, minor scratches
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