Includes authors with at least 6 novels, short fiction, poems or collections:
| Debut Year | Author | Number of Titles |
|---|---|---|
| 1948 | Nathan Ausubel | 9 |
| 1948 | William L. Bade | 8 |
| 1948 | Henry Bott | 33 |
| 1948 | Halbert J. Boyd | 17 |
| 1948 | Lin Carter | 385 |
| 1948 | Maud Hudnut Chapin | 13 |
| 1948 | Maurice Dolbier | 9 |
| 1948 | Miles Eaton | 7 |
| 1948 | Stanley Ellin | 43 |
| 1948 | George P. Elliott | 31 |
| 1948 | Paul W. Fairman | 97 |
| 1948 | Friedrich Feld | 7 |
| 1948 | Jack Finney | 41 |
| 1948 | Joe Gibson | 11 |
| 1948 | Giovanni Guareschi | 6 |
| 1948 | Charles L. Harness | 74 |
| 1948 | Gene Hunter | 10 |
| 1948 | 香山滋?Kayama Shigeru かやましげる |
58 |
| 1948 | Joe Kennedy | 19 |
| 1948 | Roger Lancelyn Green | 82 |
| 1948 | K. Merten | 24 |
| 1948 | John Nicholson (1885-1955) | 10 |
| 1948 | Peter Phillips | 21 |
| 1948 | Arthur H. Rapp | 6 |
| 1948 | Max-André Rayjean?Max-Andre Rayjean |
97 |
| 1948 | L. Major Reynolds | 13 |
| 1948 | Виктор Сапарин?Victor Saparin |
11 |
| 1948 | George Brandon Saul | 18 |
| 1948 | D. Scott-Moncrieff | 19 |
| 1948 | Gerard F. Scriven | 13 |
| 1948 | Jacques Sternberg | 797 |
| 1948 | Paul Tabori | 19 |
| 1948 | Gore Vidal | 13 |
| 1948 | Robert Wade | 6 |
| 1948 | Walt Willis | 12 |