| Original Language | English |
| First published | 1911 |
| Written | 1899-12-03 |
| Notes | "Semper Idem" is a short story written by Jack London. |
Editions 1
Add Edition| Title | Publisher | Format | Language | Location | Dates | Impression | |
|---|---|---|---|---|---|---|---|
 | Fragmentos Del futuro | Ediciones Generales Anaya | Hardback | Spanish | 1984 |
Added by anarcadia