| Country/Region of Manufacture | United States |
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Check the listing for details. VTG Lawrence Engineering Service Slide Rule Made in USA. Condition: Used. Listed at 7.19 USD. The VTG Lawrence Engineering Service Slide Rule is a vintage engineering tool that was made in the USA. This slide rule, likely used for calculating and solving equations in engineering, embodies a piece of American history and craftsmanship. Perfect for collectors or those seeking a nostalgic throwback to a bygone era of mathematical problem-solving, this slide rule represents a piece of engineering heritage crafted in the United States.