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Keuffel & Esser Co Vintage Slide Rule: 4080-3 Log Log Duplex


Product Description

Slide Rule

This is a vintage log log duplex slide rule by Keuffel & Esser.

Model: 4080-3

The rule is yellow cream with black and red writing.

It has a clear plastic piece that slides back and forth across the rule to help give an accurate measurement.

It also has a middle piece that slides out.

Size: 12 1/2"

Made in the USA

The rule comes in an black leather case.

The slid rule is in good condition. The ruler has some light wear. The side has the name of the previous owner. The case moderate to heavy damage with taped bottom part.

Please, take a look at the photos provided.

Take a look at all shipping options.

Thank you for your interest!

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