When does Room 222 return?

Room 222 is an American comedy-drama television series that aired on ABC from September 17, 1969 until January 11, 1974. The series primarily focuses on an American history class in Room 222 at the fictional Walt Whitman High School, in Los Angeles, California. In 1970, Room 222 earned the Primetime Emmy Award for Outstanding New Series. The show was broadcast on Wednesday evenings at 8:30 (EST) for its first two seasons, before settling into Friday evenings at 9:00.