![The Structure of the Acoustic Guitar:The rule of strings and pitch - Musical Instrument Guide - Yamaha Corporation The Structure of the Acoustic Guitar:The rule of strings and pitch - Musical Instrument Guide - Yamaha Corporation](https://www.yamaha.com/en/musical_instrument_guide/common/images/acoustic_guitar/mechanism_p03_03.jpg)
The Structure of the Acoustic Guitar:The rule of strings and pitch - Musical Instrument Guide - Yamaha Corporation
![The Structure of the Acoustic Guitar:The rule of strings and pitch - Musical Instrument Guide - Yamaha Corporation The Structure of the Acoustic Guitar:The rule of strings and pitch - Musical Instrument Guide - Yamaha Corporation](https://www.yamaha.com/en/musical_instrument_guide/common/images/acoustic_guitar/mechanism_p03_01.jpg)
The Structure of the Acoustic Guitar:The rule of strings and pitch - Musical Instrument Guide - Yamaha Corporation
![The Structure of the Acoustic Guitar:Six strings, each with a higher pitch - Musical Instrument Guide - Yamaha Corporation The Structure of the Acoustic Guitar:Six strings, each with a higher pitch - Musical Instrument Guide - Yamaha Corporation](https://www.yamaha.com/en/musical_instrument_guide/common/images/acoustic_guitar/mechanism_p02_01.jpg)
The Structure of the Acoustic Guitar:Six strings, each with a higher pitch - Musical Instrument Guide - Yamaha Corporation
![Dunlop Heavy Core Heaviest Electric Guitar Strings 12-54 - 2 Pack … : Musical Instruments - Amazon.com Dunlop Heavy Core Heaviest Electric Guitar Strings 12-54 - 2 Pack … : Musical Instruments - Amazon.com](https://m.media-amazon.com/images/I/91Fj3q27lxL._AC_UF350,350_QL50_.jpg)