Collection of 20 etudes, all in "meat" register of the tuba, ranging from in the lower part of the staff down to roughly low C (5 ledgers below). Intended to help players develop power and broad sound in the low register. Set in a variety of keys, most of which are flat. Includes a few etudes based on orchestral repertoire (Pines of Rome, Janacek Sinfonietta, Firebird, Prokofiev 5). -cdp --