Which adding machines for your office are best? While adding machines, sometimes referred to as printing calculators, may seem outdated and obsolete, they remain indispensable for offices all over the ...

Put away the laptop, the calculator and the adding machine – and try filing your taxes using an abacus. That’s right, an abacus. We haven’t always been as high-tech as we are today. Before there was ...

Tax preparers no longer use a horse to get to work or a washtub to rinse laundry, yet many continue to keep around a once-indispensable tool that’s slowly becoming antique. Processing Content “I ...

For most of human history, doing arithmetic, while sometimes aided by devices like the abacus or adders, was fundamentally an act of human intelligence. In the 17th and 18th century, a few natural ...

This full-keyboard, printing adding machine has a steel frame painted black and green There are eight columns of color-coded black and white metal keys with digits written on paper and covered with ...

They may seem like Rube Goldberg machines today, but mechanical adding machines were considered the closest thing to computers not long ago: heaps of gears, levers, and springs engineered to do the ...

As part of All Things Considered's series on now-obsolete sounds, listeners recall fond memories of the old mechanical adding machine. We asked listeners to send sounds from older technologies, things ...

Which adding machines for your office are best? While adding machines, sometimes referred to as printing calculators, may seem outdated and obsolete, they remain indispensable for offices all over the ...