Check the listing for details. Vintage Unique S126 "LOG LOG" Engineering Slide Rule - In Original Carry Case!. Condition: Used. Listed at 44.63 USD. VERY RARE Unique S126 "LOG LOG" Engineering Slide Rule - In Original Case! For your perusal Vintage Unique S126 "LOG LOG" Engineering Slide Rule - In Original Case!This slide rule is now becoming rare & comes with original Black Card Signed Carrying Case!The Slide Rule is in Good Condition & has light patina with age.All the markings are Clear & Crisp!The Carrying Case has typical handling age marks!SpecificationMade in England - Note riveted reingorcement on scaleFront ScaleLL2, A [ B, C] D, LL3Back: Trig IdentitiesTreat yourself to a rare stunning vintage Slide Rule Calculator!Price is not set in stone - So please make an offer! I do combined postage at no extra cost! Due to troubles in the past. If you have Zero (0) Feedback Please contact me before bidding as I will cancel your bid!