Remove the outer casing on the Monroe PC-1421, a 1964 mechanical calculator, and this is what you’ll find. Courtesy of Kevin Twomey Mark Glusker had heard rumors about the mechanical calculator, a ...

Blaise Pascal is known for a number of things, but we remember him best for the Pascaline, an early mechanical calculator. [Chris Staecker] got a chance to take a close look at one, which is quite a ...

For as busy as things can get at the grocery store on a typical afternoon just before the dinner hour, at least the modern experience has one thing going for it: it’s relatively quiet. Aside from the ...

Iofree has created a new retro mechanical calculator called the Digit which it has launched via Kickstarter this week and already blasted past its required pledge goal thanks to over 450 backers with ...