Relay 158 (same as Relay DE-1008 and SIC 1580)

Country of manufacture: Japan,            Date of manufacture: ____
Overall length: 35.5 cm,          Width: 4.7 cm,           Weight: 149.2 gms
Materials: Celluloid laminate over bamboo, metal end braces, adjustable
Cursor: 3.2 X 5.8 X 1.0 cms; all plastic, adjustable; lines = single line, front and back
Scales: 26, extensions on A, BI, C, D
Front: Sh2, Sh1, Th, A [ BI, S, T, CI, C ] D, LL3, LL2, LL1
Back: X2, X1, P2, P1 [ Q, Y, L, Lx, I ] I, Lθ1, Lθ2, LY
Gauge Marks: [ π, C, e, f, ρ'', ρ', ρo, 2π ]
Condition: C2 (Mint but without all extras)
Came with: Original brown leather case