K&E 68 1200 Log Log Duplex Decitrig (also K&E 4081-5)

Country of manufacture: USA,            Date of manufacture: ____,           Ser. No.: 990039
Overall length: 56.7 cm,          Width: 4.1 cm,           Weight: 166.8 gms
Materials: Celluloid laminate over mahogany, metal end braces, adjustable
Cursor: 3.0 X 5.1 X 1.3 cms; plastic runners holding metal framed glass lens, adjustable; lines = single lines, front and back
Scales: 21, no extensions
Front: LL02, LL03, DF [CF, CIF, CI, C] D, LL3, LL2
Back: LL01, L, K, A [B, T, SRT, S] D, DI, LL1
Gauge Marks: [π, e, 1/e, 785 ]
Condition: C3-C4 (very minimal to minimal signs of use)
Came with: Original orange leather case