{"version":"1.0","type":"rich","provider_name":"Acast","provider_url":"https://acast.com","height":250,"width":700,"html":"<iframe src=\"https://embed.acast.com/$/621cc5a140c0770013581ceb/64db907cb32703001242b08e?\" frameBorder=\"0\" width=\"700\" height=\"250\"></iframe>","title":"Digital Calculators","description":"<p>What <em>did</em> humans do before calculators? How big was the very first electronic calculator? And what do monkey bones have to do with the history?</p><p><br></p><p>Dallas Campbell is joined by Keith Houston to talk about the rise and reign of the pocket calculator.</p><p><br></p><p>You can find out more about Keith’s book<a href=\"https://app.asana.com/0/1203297368601616/1204467493069022/f\" rel=\"noopener noreferrer\" target=\"_blank\"> here.</a></p><p><br></p><p>Discover the past on History Hit with ad-free original podcasts and documentaries released weekly presented by world renowned historians like Dan Snow, James Holland, Mary Beard and more.</p><p><br></p><p>Get 50% off your first 3 months with code<a href=\"http://access.historyhit.com/checkout?code=patented&amp;plan=monthly\" rel=\"noopener noreferrer\" target=\"_blank\"> PATENTED</a>. Download the app on your smart TV or in the app store or sign up at <a href=\"http://historyhit.com/subscribe\" rel=\"noopener noreferrer\" target=\"_blank\">historyhit.com/subscribe</a></p><p>You can take part in our listener survey <a href=\"https://www.surveymonkey.co.uk/r/6FFT7MK\" rel=\"noopener noreferrer\" target=\"_blank\">here</a>.</p>","author_name":"History Hit"}