{"product_id":"9781843543312-secondhand-colossus-bletchley-parks-last-secret","title":"Colossus: Bletchley Park's Last Secret","description":"Now in paperback, this is the last untold story of Bletchley Park. Using recently declassified information, Paul Gannon has written a gripping account of the invention of the world's first true computer, Colossus.","brand":"Secondhand Stock","offers":[{"title":"Default Title","offer_id":48869454479579,"sku":"9781843543312-SECONDHAND","price":12.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0523\/7646\/9701\/files\/aa80ca2d-8303-4305-84dd-1b1aca2288e7.jpg?v=1781283186","url":"https:\/\/bookgrocer.com\/products\/9781843543312-secondhand-colossus-bletchley-parks-last-secret","provider":"Book Grocer","version":"1.0","type":"link"}