LESSON VI. 56
Regulating and Repairing the Square Action.
Miscellaneous Repairs,

LESSON VII. 66
The Study and Practice of Piano Tuning,

LESSON VIII. 72
The Temperament. Beats, Waves, Pulsations. The New
System of Temperament. The Octave. The Fifth. Pitch.
Diagram of the Fischer System of Temperament,

LESSON IX. 85
Specific Instructions in Setting Temperament. The
Continuous Mute,

LESSON X. 97
Theory of the Temperament. Equal Temperament. Unequal
Temperament,

LESSON XI. 109
Technique or Modus Operandi in Piano Tuning.
Manipulation of the Tuning Hammer. Setting the Mutes or
Wedges in the Upright Piano. Setting the Mutes or
Wedges in the Square Piano,

LESSON XII. 126
Mathematics of the Tempered Scale. Rationale of the
Temperament. Proposition I,