2. A system in accordance with claim 1 and further including means capable of making symbol codes available to one or more facilities which are external to said keyboard terminal system.
2. A system in accordance with claim 1 and further including means capable of making symbol codes available to one or more facilities which are external to said keyboard terminal system. 12. A system in accordance with claim 2 wherein the symbol information associated with the symbols of a working symbol set may include, if applicable, an alternative set of symbol codes associated with a specified symbol, said last-named means being capable of making available either the symbol code normally associated with said specified symbol or the alternative set of symbol codes associated therewith.