The collection includes the following works: Yuri Lisyansky - Journey around the world on the ship "Niva" in 1803-1806 Alexander Bestuzhev-Marlinsky - Sailor...

Representatives of one of the foreign intelligence services became interested in Professor Ananyev’s discovery. Even failures do not stop spies and saboteurs...

The only publication: the magazine “KNOWLEDGE AND PRACTICE”, 1939, No. 1-12.

Translation from Ukrainian: parts 1 and 2 - V. Timoshenko-Pastraki (2018)...