{"product_id":"empire-of-the-sum-the-rise-and-reign-of-the-pocket-calculator-9781324086390","title":"Empire of the Sum: The Rise and Reign of the Pocket Calculator","description":"\u003cp\u003e\u003cstrong\u003eFormat\u003c\/strong\u003e: Paperback \/ softback\u003cbr\u003e\u003cstrong\u003eLength\u003c\/strong\u003e: 384 pages\u003cbr\u003e\u003cstrong\u003ePublication date\u003c\/strong\u003e: 29 August 2025\u003cbr\u003e\u003cstrong\u003ePublisher\u003c\/strong\u003e: WW Norton \u0026amp; Co\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eThe hidden history of the pocket calculator—a device that ushered in modern mathematics, helped build the atomic bomb and went with us to the moon—and the mathematicians, designers and inventors who brought it to life\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e: 450g\u003cbr\u003e\u003cstrong\u003eDimension\u003c\/strong\u003e: 211 x 142 x 25 (mm)\u003cbr\u003e\u003cstrong\u003eISBN-13\u003c\/strong\u003e: 9781324086390\u003c\/p\u003e","brand":"Keith Houston","offers":[{"title":"Paperback \/ softback","offer_id":47700195213562,"sku":"9781324086390","price":14.98,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0522\/4297\/2845\/files\/noimage_012702b4-def6-4f55-b162-aeb406c7a948.png?v=1757155327","url":"https:\/\/shulphink.com\/products\/empire-of-the-sum-the-rise-and-reign-of-the-pocket-calculator-9781324086390","provider":"Shulph Ink","version":"1.0","type":"link"}