Faber Castell 2/84 Mathema

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Country of manufacture: Germany,            Date of manufacture: ____
Overall length: 30.0 cm,          Width: 5.0 cm,           Weight: 117.8 gms
Materials: all plastic body and slide, closed frame
Cursor: 9.0 X 6.0 X 0.9 cms; all plastic; lines = many, front and back
Scales: 22, extensions
Front: (e^xg), tan x^g, √(x²-1), √x [√x, 1/√x, 1/y, y ] y, √(1-x²), sin x^g, (e^x)
Back: -0.1LnX, -LnX, -10LnX [tanh x^g, 0.1 cosh x^g, 0.1 sinh x^g, sinh x^g ] 10LnX, LnX, 0.1LnX
Gauge Marks: [e, 1/e; others indicated on cursor ]
Condition: C2 (Mint, but without manual)
Came with: Original zippered leather(?) case

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