the dreamers
How the Curta Calculator, Intended as a Gift For Hitler, Kept its Inventor Alive During WWII

Before the arrival of the microchip in the 1970s, a maths boffin didn’t have the luxury of a portable electronic calculator. They carried an abacus, a blackboard, and a bit of chalk on their person at all times. But wait, we stand corrected – for a brief spell in the second half of the twentieth century, there was an alternative, an ingenious device known as the Curta Read More >>