The document summarizes the history of computer monitors from 1922 to 2004. It describes how early computer monitors used cathode ray tubes until the 1980s. Then it lists important developments in monitor technologies year-by-year, including the introduction of color television in 1954, plasma displays in 1964, LEDs in 1968, and liquid crystal displays in 1984 which led to the thin-film transistor LCD in 1995. It concludes by mentioning OLED technology in 2003 and electronic paper displays in 2004.