Description:

Relatos:
- Las arenas azules de la Tierra (Hopsoil 1960) • Robert F. Young
- Verano retrogrado (Retrogade summer 1975) • John Varley
- Piggy (Piggy 1961) • Kit Reed
- Últimas noticias (With the evening news 1975) • Richard Lupoff
- El ejecutivo (The dispatch executive 1961) • William Blau
- El problema del puente quejumbroso (The problem of the sore bridge 1975) • Harry Manders
- Una galaxia llamada Roma (A galaxy called Rome, 1975) • Barry N. Marlzberg