Cornell University Antique Slide Rule with Leather Case
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Cornell University Antique Slide Rule with Leather Case, made by Keuffel & Esser, measures 10 1/2 inches in lengthIn the pre-calculator advanced mathematics and engineering equations were calculated using the complex slide rule and its logarithms. Has the Cornell logo on the exterior of the case and above it a fading crest that says College of Engineering. Still in working order. A great piece of vintage memorabilia.