k e slide rule

• Seiko Men's SNA411 Flight Alarm Chronograph Watch

  

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• K + E Slide Rule N4083-3 Leather Sheath

  

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• K+E slide rules: A self instruction manual

  

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• K & E Slide Rule Manual No. 4161 (Slide Rule)

  

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• K+E Slide Rule Manual: Log Log Duplex Decitrig No. 4081

  

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• K&e Slide Rules & Calculating Instruments

  

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