Faber Castell 2/82N Castell Duplex

Country of manufacture: Germany,            Date of manufacture: ____
Overall length: 37.9 cm,          Width: 5.7 cm,           Weight: 161.2 gms
Materials: plastic stators and slide, metal end braces, adjustable
Cursor: 4.7 X 7.0 X 1.2 cms; all plastic, adjustable; lines = Six hairlines on front, four on back
, Scales: 27, extensions
Front: T1, T2, L, A [B, BI, CI, L, S', C] D, S, ST, P
Back: LL03, LL02, LL01, K, DF [CF, K', CIF, CI, C] D, LL1, LL2, LL3
Gauge Marks: [π, ρ, C, C1, e, 1/e, A, M ]
Condition: C5 (minimal signs of use but name engraved on rule)
Came with: Original plastic box/case, plastic ruler & conversion tables