I was just in an email ‘conversation’ with someone when I mentioned my Curta mechanical calculator, and he responded “Pictures Please!” so here we are… Just in case you haven’t heard about this before ...

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 ...

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 ...

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 ...

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 ...

Self-contained machines such as fryers for fast-food restaurants, cook-and-hold ovens, and bakery equipment usually employ a simple automatic controller. A typical controller includes one or more ...