Topic · 8 of 8 editions · peak 4,667 chars
PROTRACTOR
1st2nd3rd4th5th6th7th8th
| Edition | As printed | Type | Chars | Location | vs. previous |
|---|---|---|---|---|---|
| 1st ed. (1771) | ① PROTRACTOR | article | 136 | vol. 3, p. 515 | |
| 2nd ed. (1778–83) | ① PROTRACTOR | article | 136 | vol. 9, p. 6509 | reprint · J 0.91 |
| 3rd ed. (1797) | ② PROTRACTOR | article | 4,667 | vol. 15, p. 607 | |
| 4th ed. (1810) | ② PROTRACTOR | article | 4,601 | vol. 17, p. 460 | reprint · J 0.96 |
| 5th ed. (1815) | ② PROTRACTOR | article | 4,576 | vol. 17, p. 460 | reprint · J 0.98 |
| 6th ed. (1823) | ② PROTRACTOR | article | 4,638 | vol. 17, p. 460 | reprint · J 0.95 |
| 7th ed. (1842) | ③ PROTRACTOR | article | 330 | vol. 18, p. 665 | |
| 8th ed. (1853–60) | ③ PROTRACTOR | article | 315 | vol. 18, p. 642 | substantially revised · J 0.43 |