100 Ultimate Jazz Riffs for "Eb"instruments such as alto sax, clarinet etc. by Andrew D. Gordon and Mark Vega consists of, as the title suggests, 100 Jazz riffs based on common chord progressions used in jazz such as the II-V-I, III-VI-II-V etc. in both major and minor keys. There are five separate sections: Jazz Swing, Jazz Ballad, Jazz Funk, Jazz Waltz and Latin Jazz. Each musical example has a single note improvised melody line with the chord progression At the end of the book there is the chord progression for the popular jazz standard "Blue Moon" showing you how to use various examples from the 100 riffs to create an improvised solo over the chord progression.