Looks like you got a lot of good recommendations. The following are some additional albums to look into that are all classics with great, and quite accessible music:
Oliver Nelson: Blues and the Abstract Truth
Mal Waldron/Eric Dolphy: The Quest
Mingus: Ah Um
Mingus: Black Saint, Sinner Lady
Monk: Brilliant Corners (title cut is one of the truly great numbers)
Coltrane: Blue Trane
Johnny Hodges and Billy Strayhorn and the Orchestra
living artists: (someone already mentioned Rollis' Saxophone Collossus)
Charlie Haden/Quartet West: Haunted Heart
Hancock: Maiden Voyage
Hancock: Maiden Voyage
Oliver Nelson: Blues and the Abstract Truth
Mal Waldron/Eric Dolphy: The Quest
Mingus: Ah Um
Mingus: Black Saint, Sinner Lady
Monk: Brilliant Corners (title cut is one of the truly great numbers)
Coltrane: Blue Trane
Johnny Hodges and Billy Strayhorn and the Orchestra
living artists: (someone already mentioned Rollis' Saxophone Collossus)
Charlie Haden/Quartet West: Haunted Heart
Hancock: Maiden Voyage
Hancock: Maiden Voyage