Pervenstvo nasheĭ rodiny v vazhneĭshikh tekhnicheskikh otkrytii︠a︡kh i izobretenii︠a︡kh
Publisher: Pravda
Published: 1949
Place of publication: Moskva
Language: rus
Number of pages: 31
Subjects: Technology; Inventions; Science; History
Notes: At head of title: Vsesoi︠u︡znoe obshchestvo po rasprostranenii︠u︡ politicheskikh i nauchnykh znaniĭ.

Bibliographical footnotes.