Po sledam nevedomogo
Subtitle: nauchno-fantasticheskiĭ roman.
Contributors: Komarov, Viktor Noevich.
Series: Fantastika. Prikli͡u︡chenii͡a︡
Publisher: Trudrezervizdat
Published: 1959
Place of publication: Moskva
Language: rus
Number of pages: 411
Notes: At head of title: A Gromova, V. Komarov.