Vintage Keuffel & Esser Co.Log Log Duplex Decitrig Slide Rule 68 1215

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Vintage Keuffel & Esser Co.Log Log Duplex Decitrig Slide Rule 68 1215 :
$54.99

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Vintage Keuffel & Esser Co.Log Log Duplex Decitrig Slide Rule 68 1215, although the box has been opened, it looks like nothing has been used, please view photos for more detail. Everything in photo is everything that would be included in sale.

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Vintage Keuffel & Esser Co.Log Log Duplex Decitrig Slide Rule 68 1215 :
$54.99