Contents
| Page | Type | Kind | Title | Author(s) |
|---|---|---|---|---|
| 2 | Serial | Fiction | Cerebros voladores (Complete Novel) | Joseph J. Millard |
| 78 | Short Fiction | Fiction | Dormant | Alfred E. van Vogt |
| 90 | Short Fiction | Fiction | La muchacha del año 2957 | Kendell Foster Crossen |
| 104 | Short Fiction | Fiction | El factor decisivo | Paul Lawrence Payne |
| 114 | Short Fiction | Fiction | ¿Era un ser humano? | Alan E. Nourse |
| Page | Type | Kind | Title | Author(s) |
|---|---|---|---|---|
| Editor | Non Fiction | Enigmas - 1956 | Bernardino Diaz | |
| Cover Art | Non Fiction | Enigmas, Num. 6 | Walter Popp |