Soperniki orlov
By: E. Koroleva, V. Rudnik.
Contributors: Rudnik, Vadim Anatolʹevich, joint author.
Edition: Izd. 4., perer.
Publisher: Mai͡ak
Published: 1979
Place of publication: Odessa
Language: rus
Number of pages: 233
Subjects: Efimov, Mikhail Nikiforovich, 1881-1920.; Aeronautics -- Soviet Union -- History.; Air pilots -- Soviet Union -- Biography.