Includes authors with at least 6 novels, short fiction, poems or collections:
| Debut Year | Author | Number of Titles |
|---|---|---|
| 1918 | Béla Balázs?Bela Balazs |
18 |
| 1918 | Max Brand | 10 |
| 1918 | Edwy Searles Brooks | 54 |
| 1918 | Padraic Colum | 60 |
| 1918 | Clemence Dane | 14 |
| 1918 | Homer Eon Flint | 32 |
| 1918 | Edward Garnett | 23 |
| 1918 | Stefan Grabiński?Stefan Grabinski |
59 |
| 1918 | Aldous Huxley | 48 |
| 1918 | Basil King | 7 |
| 1918 | Klaxon | 41 |
| 1918 | Murray Leinster | 303 |
| 1918 | Cyrus Macmillan | 7 |
| 1918 | Elsie Clews Parsons | 14 |
| 1918 | Seabury Quinn | 197 |
| 1918 | Katharine Metcalf Roof | 8 |
| 1918 | Anthony M. Rud | 24 |
| 1918 | Franz Werfel | 6 |
| 1918 | Charles S. Wolfe | 13 |
| 1918 | G. Ranger Wormser | 18 |
| 1918 | George F. Worts | 28 |