On advice from the purveyor of all things funky I'm posting this in the soul thread. This album is fantastic, runs the gamut from folk, soul, rock, even touches on some gospel-esque sounds. I heard this as a youngster and was floored. He wrote (of all things) Jet Airliner that Steve Miller made popular.
Stevie Wonder -- My Cherie Amour -- Tamla (1969)(Vinyl)
Side #1: "My Cherie Amour"; "Hello Young Lovers"; "At Last"; "Light My Fire"; "The Shadow Of Your Smile"; "You And Me"
Side #2: "Pearl"; "Somebody Knows, Somebody Cares"; "Yester-Me, Yester-You, Yesterday"; "Angel Girl"; "Give Your Love"; "I Got You"