Example: http://www.ultimate70s.com/seventies_history/19700101/music
(I like #56 on the list in particular; IMO it's one of Janis' underrated efforts but was still sort of a hit.)
George Baker Selection - Little Green Bag
Crow - Cottage Cheese
Rare Bird - Sympathy
Syd Barrett - Gigolo Aunt
Stephen Stills & Jimi Hendrix - White Nigger
Dave Mason - Only You Know And I Know
Spirit - Nature's Way