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 While adding machines, sometimes referred to as printing calculators, may seem outdated and obsolete, they remain indispensable for offices all over the ...

This full-keyboard printing manual adding machine has a tan metal frame, a metal mechanism, and green and white plastic keys on a light green plastic keyboard. It has eight columns of keys and has an ...

This ten-key listing electric adding machine has a blue-green plastic case with a black plastic cover for the paper tape and two-color ribbon. It has three rows of white plastic digit keys, with two ...