Example image of eyePlorer eyePlorer map for 'Key signature': Accidental (music) Flat (music) Musical notation Natural sign Note Semitone Sharp (music) Staff (music) Bar (music) Clef Sheet music Key (music) Major scale Minor scale Common practice period Octave Horn (instrument) Percussion instrument Transposing instrument Trumpet Crook (music) Circle of fifths Leading-tone Supertonic Subdominant Submediant Enharmonic Minor third Johann Sebastian Bach Well-Tempered Clavier Seussical Diatonic and chromatic Tonality Modulation (music) Diatonic scale Musical mode Musical scale Major Toccata and Fugue in D minor, BWV 538 Dorian mode Lydian mode Klezmer Phrygian dominant scale Béla Bartók Frederic Rzewski Hexachord Octatonic scale Mikrokosmos A minor Atonality