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 While adding machines, sometimes referred to as printing calculators, may seem outdated and obsolete, they remain indispensable for offices all over the ...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 small seven-wheeled stylus-operated non-printing adding machine has a metal case painted green and covered with felt on the back. It sits in a brown bakelite stand. A stylus fits in the ten holes ...

This small stylus-operated non-printing adding machine has seven chains in parallel columns. The links visible in each column are numbered from 1 to 9. A stylus is placed in a link of the chain and ...