Post 1459 Universal Log Log Duplex

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Country of manufacture: Japan,            Date of manufacture: ____
Overall length: 32.0 cm,          Width: 4.1 cm,           Weight: 122.2 gms
Materials: Celluloid laminate over bamboo, metal end braces, adjustable
Cursor: 3.0 X 5.3 X 1.2 cms; plastic runners holding metal framed glass lens, adjustable; lines = single line front and back
Scales: 16, no extensions
Front: K, A [B, CI, C] D, T
Back: θ, Rθ, P [ Q, Q', C ] D, LL3, LL2, LL1
Gauge Marks: [ π, C, C1, 785, //, /, R, e, 2π ]
Condition: C4 (minimal signs of use, cursor has accumulated a little dirt)
Came with: Original brown leather case, broken flap

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