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This item sold on January 16, 2013.

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a mechanical analog computer slide rule tie bar. is sure to give you the geekery strength for multiplication and division, and also for functions such as roots, logarithms and trigonometry in whatever field one is specialized in such as aviation or finance. made in Japan.

• Mechanical slide rule tie bar
• Gold tone
• 2"L extends to 3.75"L, 1/2" wide
• 1960s
• Very good condition - clean and ready for personal use.

•• Free US Shipping ••

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vintage 1960s slide rule tie bar. THE ENGINEER.


  • Vintage item from the 1960s
  • Materials: goldtone metal, clear plastic, gold tone metal
  • Ships worldwide from United States
  • Feedback: 69 reviews
  • Favorited by: 2 people