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Exc Keuffel & Esser K+E Slide Rule 68-1210 Log Log Duplex Decitrig 1947 w/case

β˜…β˜…β˜…β˜…β˜… 4.5 rating Β· 24 reviews Β· 237+ sold
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Product Details

The product is a vintage Keuffel & Esser K+E Slide Rule 68-1210 Log Log Duplex Decitrig from 1947, made in the United States. This slide rule is a collectible item in the category of engineering tools, specifically designed for logarithmic calculations. It comes with a case, adding to its value as a practical and historical piece for collectors or enthusiasts of vintage scientific instruments. The K&E brand is known for its high-quality slide rules, making this particular item a desirable addition to any collection.

Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.

Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.

Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.

Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.

Customer Reviews (24)

4.5
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Based on 326 reviews
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User12484362
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2026-11-07

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