Speech memory board from System X Automatic Announcement Subsystem, 1979-1985
1979-1985
1979-1985
1981
1979-1985
1981
1979
1984
1983
1982
1985
1984
1980
1980
1984
1981
(1962); 1982
1980
1985
1979
1983
1981
circa 1983
2000-100 BCE
1982
1980-1985
1983
1985
1981-1982
1979
1985
1984; 1983
1985
1986
1979-1981
1985
1985
1980-1981
1982
1985
1990-96
1979
1982
1980
1979
1984
1985
1980-1985
1979
circa 1980
1981
1903 (original); 1982 (model)