| Edition | As printed | Type | Chars | Location | vs. previous |
|---|
| 1st ed. (1771) | ① MONOCHORD | article | 106 | vol. 3, p. 269 | |
| 2nd ed. (1778–83) | ② MONOCHORD | article | 837 | vol. 7, p. 5183 | |
| 7th ed. (1842) | ③ MONOCHORD | article | 404 | vol. 15, p. 419 | |
| 8th ed. (1853–60) | ③ MONOCHORD | article | 491 | vol. 15, p. 500 | revised · J 0.83 |