Notes of the investigator. Sheinin L.R.

In 1921, a fifteen-year-old journalist of the provincial newspaper Lev Sheinin entered the Moscow Higher Literary and Art Institute. But in February 1923, according to the Komsomol distribution, he was sent to work in the USSR prosecutor's office. In 1927, the first story of Leo Shein was published in the newspaper Izvestia.

Over time, the author became one of the most experienced and sensible Soviet investigators, combining the disclosure of crimes and literary work. The author wrote most of the stories published in this collection from 1927 to 1941. In them, he spoke about the unusual crimes of those committed during this period