Keuffel & Esser K&E Original 1900 Slide Rule in Leather Case

Keuffel & Esser K&E Original 1900 Slide Rule in Leather Case. This item is in the category "Antiques\Science & Medicine (Pre-1930)\Engineering". The seller is "amoderndaymerchant" and is located in this country: US. This item can be shipped to United States.

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