Collectibles > Science & Medicine (1930 Now) > Engineering > Slide Rules

1951 Vintage Westinghouse Circular Steel Slide Rule Production Department Rare




Item History & Price

Information:
Reference Number: Avaluer:4484417
Original Description:
1951 (11-1-54) Westinghouse Production Department CIRCULAR SLIDE RULE.  Comprised of 3  Stainless Steel plates, measuring 9 1/2 inches with outer measurement increments marked to 1000 on each side.  It looks to define the production time in days from order to ship. There are slide rules and printing on each side. Excellent Condition.  Great vintage Westinghouse collectable. 



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