Rhythm & Meter Patterns by Gary Chaffee. For Drumset. Method/Instruction; Percussion - Drum Set Method or Collection. Patterns. Book & CD. 88 pages. Published by Alfred Music Publishing (AP.EL03584CD).ISBN 0769234690.Patterns is one of the most comprehensive drum methods available. Covering a wide range of materials, the books can be used in any order, or in any combination with one another. They are a must for developing the kinds of skills necessary for drumset performance. Rhythm and Meter Patterns introduces the student to a wide range of rhythmic and metric possibilities, including odd rhythms, mixed meters, polyrhythms, and metric modulation.