Red
(Or "REDL") A language proposed by Intermetrics to meet the Ironman requirements which led to Ada.
["On the RED Language Submitted to the DoD", E.W. Dijkstra, SIGPLAN Notices 13(10):27 (Oct 1978)].
["RED Language Reference Manual", J. Nestor and M. van Deusen, Intermetrics 1979].