Vintage Keuffel & Esser K&E 4181-1 Slide Rule 1947 with Green Leather Case 7" For Sale
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Vintage Keuffel & Esser K&E 4181-1 Slide Rule 1947 with Green Leather Case 7" :
$34.99
This vintage Keuffel & Esser K&E 4181-1 slide rule was manufactured in the United States during the time period of 1930-Now. It is a unique piece of engineering history that has stood the test of time. The slide rule comes with a green leather case that is in good condition. Its length is 7 inches and it is a great addition to any collection of science memorabilia. Get your hands on this rare find today!
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