S. A.
| Year | Publication | Title |
|---|---|---|
| October 1960 | I Romanzi del Cosmo #61 | Uno straniero da Thule (Complete Novel) |
| November 1960 | I Romanzi del Cosmo #63 | Avanguardia su Venere (Complete Novel) |
| January 1961 | I Romanzi del Cosmo #68 | Il mondo sussurrante (Complete Novel) |
| February 1961 | I Romanzi del Cosmo #70 | Senza orizzonte (Complete Novel) |
| March 1961 | I Romanzi del Cosmo #71 | Sfida a Ghalano (Complete Novel) |