Neal Feay CR-6 Cost Reduction Slide Rule

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Country of manufacture: USA,          Date of manufacture: ____
Overall length: 17.2 cm,          Width: 3.8 cm,           Weight: 28.0 gms.
Materials: all aluminum, not adjustable
Cursor: 2.2 X 4.5 X 0.5 cms; aluminum runners holding plastic lens; lines = One on front, one on back
Scales: 18, specialized
Front: (labeled: Unit Cost) Learning Curves: 95%, 90%, 85%, 83% [ C ] D, Learning Curves: 80%, 78%, 75%
Back: (labeled: Average Cost): Learning Curves: 95%, 90%, 85%, 83% [ C ] D, Learning Curves: 80%, 78%, 75%
Gauge Marks: [π ]
Condition: C2-C3 (Mint to Very Minimal Signs of Use)
Came with: leather pocket slipcase; no manual or instructions

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