BURROUGHS EARLY ELECTRONIC ADDING CALCULATOR MACHINE 1970s. 14 digits $8.06 USD Sold on: 2013-Jun-08 Marketplace: eBay 1 Treasure 0 Trash 100% Detail: Burroughs early calculating machine with on / off button at side . Possibly early 1970s . Tested and found to perform basic mathematic functions well . Answers given to 14 decimal places . Old fashion... More Relevance Historical Items
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