This Keuffel & Esser Co. architect/engineering/drafting ruler is a Paragon 56 3270 from Germany. The set includes a leather protector that is embossed with K+E. It's in great pre-owned condition, with normal wear from age and use. This item would make a wonderful addition for a collector.
Please be sure to enlarge and inspect the item photos carefully, it is part of the description. Ask any questions before deciding to purchase, vintage item sales are final.
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