This small lever-set non-printing manually operated adding machine has a dark green metal case. Thelid opens to reveal 9 curved levers which are moved forward to set a number. Large digits beside the ...

This ten-key printing manually operated adding machine allows one to enter numbers and record totals up to ten digits. It has a dark brown metal body with two rows of white plastic number keys. Both ...

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 While adding machines, sometimes referred to as printing calculators, may seem outdated and obsolete, they remain indispensable for offices all over the ...