Vintage Slide Rule
$30.00
Sale price
$30.00
Regular price
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This is a vintage Keuffel & Esser (K&E) Co. K-12 Prep slide rule, model number 68 1892.
It is a duplex (double-sided) slide rule designed for engineering or educational use.
The item comes with a green plastic sheath and manual.
Vintage Slide Rule
$30.00
Sale price
$30.00
Regular price