Omega DT-1015 Duplex Trig (same as Relay DT-1015 and Relay 153)

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Country of manufacture: Japan,            Date of manufacture: ____ (no date code)
Overall length: 34.1 cm,          Width: 4.0 cm,           Weight: 108.2 gms
Materials: Celluloid laminate over bamboo, metal end braces, adjustable
Cursor: 3.0 X 5.1 X 1.0 cms; all plastic, adjustable; lines = single line, front and back
Scales: 19, no extensions
Front: L, LL1, DF [CF, CIF, CI, C ] D, LL3, LL2
Back: K, A [ B, S, ST, T, C] D, DI
Gauge Marks: [ π, C, e, ρ'', ρ', ρ^o ]
Condition: C2-C3 (Mint to Very Minimal Signs of Use)
Came with: Original brown leather case, broken flap retaining strap

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