Probably the greatest set in Baby Face Willette's all-too-slim discography, Stop and Listen matches the organist with the hugely sympathetic team of guitarist Grant Green and drummer Ben Dixon (the same trio lineup who recorded Green's debut LP, Grant's First Stand). With no saxophonist this second time around, it's just Willette and Green in the solo spotlight, and they play marvelously off of one another. As a soloist, Willette has a nimble, airy touch, and though he owes no debt to the modal style of Larry Young, he has a greater melodic imagination than many of his instrument's straight blues players…