| A Tour Up The Harmonic Series | | Basic introduction to the Pythagorean circle of fifths and the physical basis for the need for alternative tuning systems. |
| An Atlas of Consonance | | The author presents a graphical tool for the visualization of consonance and dissonance, based on an acoustical model of the interaction of musical tones. |
| Comparison of Temperaments | | Table comparing various temperaments, including Equal Temperament, Pythagorean, another natural tuning, two mean-tone tunings, two Well temperaments, two Indian tunings, and two Persian tunings. |
| Historical Tuning | | Includes information on the differences between equal temperament and well temperament and why Bach rejected equal temperament and celebrated well temperament. |
| Julian Carrillo and the Thirteenth Sound | | (1875-1965), Mexican music creator of the microtonal system called the 13th Sound. He reformed the theory of music, invented a new musical written based in numbers and built instrument capable to produce those small intervals. |
| Justonic Tuning Inc. | | Pitch Palette software tunes a microtunable synthesizer to just intonation, world scales, historic scales and user scales in real time. |
| Tantrum | | Tool for the study of temperament anomalies. |
| Tuning by Ratios | | This paper explores the use of simple ratios to tune musical intervals and chords. Included are a tutorial, a set of computer programs, and a re-tuned two-part invention by J.S. Bach. | |
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