This album contains 18 solo pieces for 2 3 and 4. The solos are written in various time signatires and tempiand many technic al problems such as muted tuning to another pitch and glissandi are dealt with. Grades 1 to 4 are covered using 2 timps grad e 1 and 2 3 timps grade 3 and 4 timps grade 4.