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 ...

This full-keyboard printing electric adding machine is a relatively late desktop machine made by Burroughs Corporation. It has a tan steel frame and nine columns of tan and brown square plastic keys.

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 While adding machines, sometimes referred to as printing calculators, may seem outdated and obsolete, they remain indispensable for offices all over the ...