contrapunto para seis cuerdas by robert phillips april 1996

Triad and seventh chord arpeggios — 25 types with positions

Dorian, Phrygian, Lydian and other modes with characteristic tones

Enharmonic chords: C# = Db, D# = Eb, F# = Gb — same pitch, different spelling

Key signatures, relative and neighbouring keys, and their diatonic chords