Aristo 930 Textile Rule System Beck

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Country of manufacture: Germany,            Date of manufacture: ____
Overall length: 33.8 cm,          Width: 4.8 cm,           Weight: 120.0 gms
Materials: Plastic stators, slide, and end braces. End braces glued onto back, rubber bumpers on back
Cursor: 3.8 X 6.0 X 1.0 cms; plastic runners holding plastic lens, adjustable; lines = 5 on front, 3 on back
Scales: 24, some specialized
Front: Ne₁, L, K, A [ B, BI, α_1e, C ] D, T/1", Ne₂, Ne₃
Back: Ne_w, Ne_k, Ne_L, DF [ CF, N₂, CI, C ] D, N₁, Ne_b, Td
Gauge Marks: [ π, inch, oz, ft, 39.4, lb, sq in,. ha, yd, ρ(191) ]
Condition: C2-C3 (Mint to Very Minimal signs of use, no manual)
Came with: Original brown leather case

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