1. A display system for a plurality of individually selectable languages, wherein each language has a set of alpha/numeric character symbols, said system comprising means for selecting any one of a plurality of languages and providing corresponding language input signals, keyboard means comprising a plurality of individually operable keys, each providing a corresponding key code, a plurality of symbol generating means, each for producing output signals representative of a corresponding symbol, at least one of said symbol generating means providing output signals for a symbol common to two or more of said plurality of languages, control means including first means for selecting a predetermined set of said symbol generating means in accordance with said language input signals and second means responsive to said key codes for causing operation of the corresponding symbol generating means of the selected set, and display means responsive to said output signals from said symbol generating means, when operated, for providing images of corresponding symbols, whereby symbols for the selected language are displayed in accordance with said operated keys.