- idea for a guitar fretboard using 5-limit just intonation -
(with half of the fretboard reversed to create inverted harmonic relationships)

more about 5-limit just intonation
- idea for an inlay design marking harmonic nodes 2-8 -

- study for division of a string into two parts -

- expansion of the 5-limit system into a 22-note per octave "sruti" system of India -
(and how this might look on a single string, and on three strings)

- on the difficulties of tuning a guitar -

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