Contents (view Concise Listing)

• 7 • Introduzione (Stranieri nell'universo) • (1966) • essay by Roberta Rambelli
• 15 • L'aggeggio • (1966) • short story by Clifford D. Simak (trans. of Contraption 1953)
• 29 • Le risposte • (1966) • short story by Clifford D. Simak (trans. of ... And the Truth Shall Make You Free 1953)
• 51 • Il recinto • (1966) • short story by Clifford D. Simak (trans. of The Fence 1952)
• 71 • Generazione obiettivo • (1966) • novelette by Clifford D. Simak (trans. of Target Generation 1953)
• 133 • Testa di ponte • (1966) • short story by Clifford D. Simak (trans. of Beachhead 1951)
• 163 • Kindergarten • (1966) • novelette by Clifford D. Simak (trans. of Kindergarten 1953)
• 227 • Miraggio • (1966) • novelette by Clifford D. Simak (trans. of Seven Came Back 1950)
• 261 • Scaramuccia • (1966) • short story by Clifford D. Simak (trans. of Skirmish 1950)
• 289 • Evoluzione retrograda • (1966) • novelette by Clifford D. Simak (trans. of Retrograde Evolution 1953)
• 325 • Immigrante • (1966) • novella by Clifford D. Simak (trans. of Immigrant 1954)