About the book: 1960 / The famous Soviet writer Alexander Romanovich Belyaev is well known not only in our country, but also abroad as the author of a large number of amazing science fiction works. In addition to numerous novels and stories well known to readers, A. Belyaev wrote many interesting science fiction and adventure stories. Particularly interesting among them are the stories dedicated to the inventions of Professor Wagner - exciting stories about the incredible discoveries of an intelligent and talented scientist. The book contains two stories from this series - “Hoiti-Toiti” and “Over the Abyss”. The cover and illustrations by artist E. Solovyov are taken from the 1960 edition (“Molod” Kiev)).