Lot · Slide Rules
Keuffel & Esser K&E Slide Rule and Green Case 4181-3 Log Log Duplex Decitrig
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Mon · Jul 6, 2026
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ZIP 330**
thaliacollectibles63
284 ratings · 99.20% positive
Description
From the sellerThe Keuffel & Esser K&E slide rule is a high-quality engineering tool for precise calculations. Made in the United States, this slide rule features a log log duplex decitrig function, making it a versatile tool for various scientific and mathematical applications. Encased in a green case for protection and durability, this collectible item is a must-have for anyone interested in the history and practicality of slide rules in engineering and science.
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