John Coltrane · 1958 Spin it Again - Recorded eleven months before Giant Steps changed everything, this is Coltrane still inside the tradition — and already pulling at the walls.

Sonny Rollins · 1956 Spin it Again - Rollins in '56, blowing past every rule the bebop guys wrote, making the tenor sound like it was thinking out loud and didn't particularly care if you were following along.