K&E 4081-3 Log Log Duplex Decitrig Slide Rule, Mahogany Edges + Case

---

---

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.

---

K&E 4081-3 Log Log Duplex Decitrig Slide Rule, Mahogany Edges + Case:
$14.95

---

21 scales. Glass Cursor and center slide bar move smoothly. Sides are Mahogany with inlaid celluloid. Case is well worn. Front Scale:
LL01, L, K, A [ B, T Cot, SRT, S Cos ] D, DI, LL1
Back Scale:
LL02, LL03, DF [ CF, CIF, CI, C ] D, LL3, LL2

---

K&E 4081-3 Log Log Duplex Decitrig Slide Rule, Mahogany Edges + Case:
$14.95