Graphoplex 692b Pocket Neperlog Duplex 5"

Country of manufacture: France,            Date of manufacture: ____
Overall length: 18.5 cm,          Width: 4.4 cm,           Weight: 47.5 gms
Materials: :Plastic (PVC) stators and slide, plastic end braces glued onto back of rule
Cursor: 2.5 X 5.2 X 1.1 cms; all plastic,slightly magnifyng; lines = four on front, five on back
Scales: 26, extensions on A, B, C, D
Front: LL01, LL02, LL03, DF [ CF, CIF, K, CI, C] D, LL3, LL2, LL1
Back: LL00, L, T>45°, A [ B, T<45°, SRT, S, C ] D, P, DI, LL0
Gauge Marks: [π, e, ρ (5730), S ]
Condition: C1 (Mint with all extras but box not in mint condition)
Came with: Original Cardboard box, dark brown pocket sheath, manual (French)