Novotni Flat Steel Weight Slide Rule

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Country of manufacture: USA,            Date of manufacture: ____
Overall length: 23.3 cm,          Width: 4.6 cm,           Weight: 69.0 gms
Materials: wood/plastic laminate
Cursor: no cursor
Scales: 4; printed on, not engraved.
Front: Width [ Thickness, Length ] Weight
Back: Blank
Condition: C3 (Very Minimal signs of use)
Came with: Plain cardboard box

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