IS 187 - Tone Builder IS 188 - Low Tone Excursion IS 189 - Flexibility Study IS 190 - Chromatic Challenge IS 191 - Finger Patterns IS 192 - Articulation Work-out IS 193 - March Study IS 194 - Skill Builder #1 IS 195 - Skill Builder #2 IS 196 - Skill Builder #3 IS 197 - Vega - piano accompaniment IS 197 - Vega - trumpet solo