Hurricane Katrina’s cyclonic winds scattered New Orleans musicians all over the country, but perhaps the most unlikely of landing spots was a small YMCA in Rome, New York. There, displaced jazz masters such as Topsy Chapman and Leroy Jones teamed with the students of a burgeoning music program to create what the program’s architect, Hank Leo, describes as a “makeshift jazz recording” that took place from 2005-2009 and stretches 32 songs over 3 CDs featuring riffs on such mainstays as “Amazing...