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Columbia Columbia

The Columbia Columbia is an arithmetic calculator with algebraic logic. It has 5 functions, 18 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 6xAA.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions5
Keys18
LogicAlgebraic
Display typeLED
Length133mm
Width76mm
Thickness38mm
Power Source6xAA
Year introduced1972

Replacements:

If you have a Columbia Columbia that is no longer working, you can first try replacing the 6xAA batteries. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent. We suggest the following current models as possible replacements:

See other calculators by Columbia