The pieces & exercises contained in this book are NOT required for the Trinity College London exams. Rudiments for Snare Drum. Part 1 details the 26 rudiments required for Percussion Examinations (Grades 1-6). Each rudiment is shown under the grade in which it is introduced. Part 2 consists of variations of the 26 Rudiments, solos using the rudiments & technical exercises for their development, & other rudiments from British, American & Swiss Drumming.