Vintage Keuffel Esser Slide Rule Case

Looking for Vintage Keuffel Esser Slide Rule Case

Vintage K & E Slide Rule With Leather Case Ke Keuffel & Esser 4070-3

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Vtg Keuffel & Esser Slide Rule W/ Leather Case - No. 4097 C / 4097c

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Vintage Keuffel & Esser K+e Deci-lon 10 68 1100 Slide Rule With Leather Case

Keuffel & Esser Deci-lon 10 Slide Rule 68 1100, Includes Leather Case 1961 Vtg

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Vintage Keuffel & Esser Co. N 4053-3 Slide Rule With Leather Case

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