Post Versalog slide rule $17.39 USD Sold on: 2012-Nov-02 Marketplace: eBay 2 Treasure 0 Trash 100% Detail: Slide rule, in used condition. Leather case has some pencil marks on the inside, and initials carved on outside. If your initials are J.C. B. you're in luck. Slide rule needs a little cleaning. More Relevance Historical Items
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