Contents: The Instrument - Compass - Strings - Tuning - Blades - Placing the Instrument - Key-Board, Key change system, Keys Position of hands (diagrams) - Independence of Fingering - Equality of Tone - Chord Playing - Articulation - Damped Sounds - Octaves - Gliding - Harmonics - Recapitulation - Glissando - Relative Minor Scales - C, G and D (Harmonic Form) - Relative Minor Scales - A and E - Scales in all possible keys, Arpeggios and Inversions, Sixths and Tenths - Contrary Motion (One Octave) - Dominant Seventh Chord and Inversions, Similar Motion - Dominant Seventh Chord and Inversions, Similar and Contrary Motion - Diminished Seventh Chord and Inversions, Similar Motion - Complete Scale Programme as in Eleventh Lesson - Diminished Seventh Chord and Inversions. Similar and Contrary Motion.