Vintage Ferns Calculators Ltd. Circular Slide Rule, with Instructional Leaflet for Sale

Vintage Ferns Calculators Ltd. Circular Slide Rule, with Instructional Leaflet For Sale

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Vintage Ferns Calculators Ltd. Circular Slide Rule, with Instructional Leaflet:
$89.99

Vintage Ferns Calculators Ltd. Circular Slide Rule. In pristine condition, clean and no scratches, in original plastic case. Includes Instructional Leaflet, clean and complete. Domestic shipping by USPS Ground Advantage.