IMMEDIATE C

a declarative event-driven computer language based on C, for machine control, automation, robotics and writing GUI's... The Header picture shows the 150 input consoles in 5 rows of 30, the Magnetic Drum with 200 fixed head tracks 0f 4000 bits (500 bytes) and part of the Register Translator Computer, which translated place names and postcodes to letter destinations covering 4 floors of the Mail Exchange.