Kosmiczni bracia
Subtitle: powieść fantastyczna
By: [napisałi] Krzysztof Boruń i Andrzej Trepka
Publisher: Iskry
Published: 1959
Place of publication: Warszawa
Language: pol
Number of pages: 383
Subjects: Polish Science fiction
Notes: The third and last volume of a trilogy, title of the first two volumes being zagubiona przysztość and Proxima.

Purchase; Morse fund; 1959 August 18; Slav 7141.66.3100.