Music of the Trecento system of division of the breve into 2, 3, 4, 6,8, 9, or 12 semibreves (later minims) with dots (singular "punctus divisionis") indicating breaks at the end of a breve (however, Marchetto never used a term 'punctus divisionis'). Although more Trecento music is written in the international system of notation descended from Franco of Cologne and Philippe de Vitry than in the Marchettian system (and there exist a few, mostly instrumental, works not of Italian origin that use this system), nonetheless, Marchetto's contribution to rhythmic notation is so connected with the Italian Trecento that it is often referred to as
The Airmen of Note arrangers, including Sammy Nestico. Over the past four decades, Mike Crotty and current chief arranger Alan Baylock have continued the band's commitment to tradition and musical innovation. To augment its writing staff, the Airmen of Note has commissioned works by such arrangers as Bob Florence, Bob Mintzer, Rob McConnell and Bill Holman. Sammy Nestico and fellow Note alumnus Tommy Newsom have each composed works for the group as well. The Airmen of Note is a leading force in music education. Many of its members are accomplished clinicians with extensive backgrounds in music education. They routinely lead clinics at high schools