| Edition | As printed | Type | Chars | Location | vs. previous |
|---|
| 3rd ed. (1797) | ① URANIUM | article | 2,116 | vol. 18, p. 691 | |
| 4th ed. (1810) | ② URANIUM | article | 81 | vol. 20, p. 584 | |
| 5th ed. (1815) | ③ URANIUM | article | 81 | vol. 20, p. 584 | |
| 6th ed. (1823) | ④ URANIUM | article | 81 | vol. 20, p. 584 | |