Founded by saxophonist Harold Dejan in 1958, the Olympia Brass Band has continued to satisfy New Orleans audiences at funerals, Mardi Gras parades, and concerts in the French Market (as well as sundry other occasions), making it one of the most enduring of all such units. In most instances, it relies on a typical instrumentation of approximately a dozen pieces: three trumpets (usually one lead, with the others alternating on melody), two trombones (which may also double), two saxophones (sometimes clarinet), tuba, snare, and bass drum. Featured musicians over the years have in...