The last person from Atlantis. Dubbleve laboratory. Inventions of Professor Wagner

The long searches of the legendary Atlantis were finally crowned with success: the manuscripts of her discoverer of Professor Larison about her life and death found, sent an expedition to a new track. People have finally reached the place where amazing events took place many centuries ago .. ("The Last Man from Atlantis")
Talented scientist Lavrov in a mysterious laboratory, day after day, corked over the creation of a phenomenal invention, until one moment of his research did not lead To the creation of an unusual remedy. Influencing the brain and improving memory, this invention could prolong life. A real elixir of youth! But the scientist could not even imagine how terrible consequences his good intentions would lead .. ("Dublive Laboratory")
The collection also included a cycle of stories "Inventions of Professor Wagner"