EBCDIC

EBCDIC stands for "Extended Binary-Coded-Decimal Interchange Code." Fragments of this ancient language were found on the control panel of Flood Control Dam #3, as well as the controls for a machine in the Alice Area of Level 2 of the Dungeon of Zork.



SOURCE(S): Zork I, Zork II, one of the Zork Trilogy Invisiclues