Thelonious Monk early to mid-1940s, he was the house pianist at Minton's Playhouse, a Manhattan nightclub. Much of Monk's style (in the Harlem stride tradition) was developed during his time at Minton's, when he participated in after-hours cutting contests, which featured many leading jazz soloists of the time. Monk's musical work at Minton's was crucial in the formulation of bebop, which would be furthered by other artists, including Dizzy Gillespie, Charlie Christian, Kenny Clarke, Charlie Parker, and, later, Miles Davis. Monk is believed to be the pianist featured on recordings Jerry Newman made around 1941 at the club. Monk's style at this
Horn in jazz compete directly with Basie's hard-swinging blues, the duo capitalized on their contrast from Basie’s sound, playing with a soft and mellow sound. By showcasing their different sound, Ruff and Mitchell continued to get bookings from Birdland to play intermission for other big name groups like Miles Davis, Dizzy Gillespie, Sarah Vaughan, Lester Young, Dinah Washington and others. After working with Claude Thornhill and arranging for his orchestra, he began arranging for Miles Davis. In 1948 the Miles Davis Nonet was formed with a sound completely unlike anything jazz listeners had heard before. The original idea for the nonet was to