1950s- I Love Lucy, Father Knows Best, Make Room For Daddy, Burns And Allen

1960s - The Munsters, Hazel, Leave It To Beaver, Love, American Style, I Dream Of Jeannie

1970s - The Jefferson's, Welcome Back, Kotter, Differ'ent Strokes. Maude, Happy Days

1980s- Cheers, Mr. Belvedere, ALF, Family Matters, The Cosby Show, The Golden Girls

1990s- Evening Shade, Dear John, Spin City, Seinfeld, Step By Step, Frasier, Wings

2000s- King Of Queens, Everybody Loves Raymond, Everybody Hates Chris, Curb Your Enthusiasm

For Sitcoms The 1950s to the early 1970s. IMO things went downhill FAST after a rather insignificant little show called All in the Family premiered. :(