What did humans do before calculators? How big was the very first electronic calculator? And what do monkey bones have to do with the history?Dallas Campbell is joined by Keith Houston to talk about the rise and reign of the pocket calculator.You can find out more about Keith’s book here.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.Get 50% off your first 3 months with code PATENTED. Download the app on your smart TV or in the app store or sign up at historyhit.com/subscribeYou can take part in our listener survey here. Hosted on Acast. See acast.com/privacy for more information.