Topic · 5 of 8 editions · peak 758 chars
CASE-HARDENING OF IRON
1st2nd3rd4th5th6th7th8th
| Edition | As printed | Type | Chars | Location | vs. previous |
|---|---|---|---|---|---|
| 1st ed. (1771) | ① CASE-HARDENING | article | 358 | vol. 2, p. 41 | |
| 3rd ed. (1797) | ② CASE-HARDENING OF IRON | article | 755 | vol. 4, p. 222 | |
| 5th ed. (1815) | ② CASE-HARDENING OF IRON | article | 757 | vol. 5, p. 232 | reprint · J 0.95 |
| 6th ed. (1823) | ② CASE-HARDENING OF IRON | article | 758 | vol. 5, p. 232 | reprint · J 1.00 |
| 8th ed. (1853–60) | ③ CASE-HARDENING | article | 382 | vol. 6, p. 308 |