![Grand piano by Giovanni Heichele, Trieste, c.1815. The six pedals control due corde, bassoon, forte, pianissimo, piano and Stock Photo - Alamy Grand piano by Giovanni Heichele, Trieste, c.1815. The six pedals control due corde, bassoon, forte, pianissimo, piano and Stock Photo - Alamy](https://c8.alamy.com/comp/ERFG38/grand-piano-by-giovanni-heichele-trieste-c1815-the-six-pedals-control-ERFG38.jpg)
Grand piano by Giovanni Heichele, Trieste, c.1815. The six pedals control due corde, bassoon, forte, pianissimo, piano and Stock Photo - Alamy
![Grand piano by Giovanni Heichele, Trieste, c.1815. The six pedals control due corde, bassoon, forte, pianissimo, piano and Stock Photo - Alamy Grand piano by Giovanni Heichele, Trieste, c.1815. The six pedals control due corde, bassoon, forte, pianissimo, piano and Stock Photo - Alamy](https://c8.alamy.com/comp/ERFG38/grand-piano-by-giovanni-heichele-trieste-c1815-the-six-pedals-control-ERFG38.jpg)
Grand piano by Giovanni Heichele, Trieste, c.1815. The six pedals control due corde, bassoon, forte, pianissimo, piano and Stock Photo - Alamy
![Inside The Piano: String, Pins, Keys And Hammers Stock Photo, Picture And Royalty Free Image. Image 34524489. Inside The Piano: String, Pins, Keys And Hammers Stock Photo, Picture And Royalty Free Image. Image 34524489.](https://previews.123rf.com/images/ollikainen/ollikainen1412/ollikainen141200006/34524489-%ED%94%BC%EC%95%84%EB%85%B8-%EB%82%B4%EB%B6%80-%EB%AC%B8%EC%9E%90%EC%97%B4-%ED%95%80-%ED%82%A4-%EB%B0%8F-%ED%95%B4%EB%A8%B8.jpg)