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KEUFFEL & ESSER CO K&E Log Log Duplex Trig Slide Rule # 4080-3 / leather case $6.99 USD Sold on: 2014-Mar-10 Marketplace: eBay  1 Treasure 0 Trash   100% Detail:Very nice K & E Slide Rule with hard shell case, not many like this and am sending a couple slide rule manuals. Look at pictures and questions, just email. Shipping is $5.00 anywhere in the U.S.  More Relevance Historical Items |
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