Analytical Engine; Bletchley Park; CCS; Difference Engine; Gottlob Frege; Great Renaming; history; Hunt the Wumpus; Iron Age; IT; Jacquard loom; magnetostrictive delay line; Manchester Autocode; mercury delay line; PEARL; Plankalkül; punched card; SCALLOP; Simultaneous Peripheral Operation On-Line; TYMNET;