TO THE QUEEN’S MOST EXCELLENT MAJESTY, AND THE'BRITISH ARMY AND NAVY. J. KOHLER’S NEW PATENT LEVER INSTRUMENTS. ..
... Patent gives to these Instruments are:— 1. All the Tones and Semitones | thwAJatout Lever are quite as perfect as the Natural,Notes,on tfietrSlftMent 2. Tile intervals in the DiATAjrfc and Chromatic Scales are perfect, the compass greater, and the most ...