ANTIQUE 1900 KEUFFEL & ESSER SLIDE RULE $32.00 USD Sold on: 2015-May-04 Marketplace: eBay 2 Treasure 0 Trash 100% Detail: This vintage Keuffel & Esser 8 1/4" Slide Rule is in excellent very clean condition. Powered by eBay Turbo ListerThe free listing tool. List your items fast and easy and manage your active items. More Relevance Historical Items
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