Logarex 27602-II Exponent Log Log Duplex

Country of manufacture: Czechoslovakia,            Date of manufacture: ____
Overall length: 32.9 cm,          Width: 5.0 cm,           Weight: 105.0 gms
Materials: all plastic, plastic end braces glued on front and back
Cursor: 3.6 X 5.7 X 0.9 cms; all plastic, small ridges top and bottom of both cursor faces elevate above surfaces to minimize scratches; lines = Four on front, one on back
Scales: 23, extensions on x and x2
Front: log, (1-x2)½, x3, x2 [ x2, 1/x, x] x, sin, tg, st
Back: e0.01x, e0.1x,ex,πx [ πx, 1/πx, 1/x, x ] x, e-x, e-0.1x,e-0.01x
Gauge Marks: [π, e, C, C1, ρ'', ρ', ρo ]
Condition: C4 (minimal signs of use)
Came with: nothing