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Logarithmic Ruler KL-1 Round Lineup Calculator Slide Rule Rare USSR For Sale
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Logarithmic Ruler KL-1 Round Lineup Calculator Slide Rule Rare USSR:
$35.00
This vintage Soviet USSR instrument, the Circular Slide Rule KL-1 calculator, is a fascinating piece of history. Manufactured in the Russian Federation, it was designed to aid in mathematical calculations. With its unique circular design, it is a collectible item that would make a great addition to any engineering or science & medicine (1930-Now) collection. The item has been well-preserved and is in good working order.
Includeda plastic case, it has a crack on it.
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