Valentina Leontyeva

The Soviet boys, Vadik and Yura, together with the mischievous little girl Tosha, are children with a kind heart and good life philosophy. One day they find money on the street, which must be returned to the owner without fail. But where to find an inattentive citizen who has lost not only money, but also a booklet with quite important information. So, begins the time of exciting adventures, breathtaking moments, high-quality humor and instructive-entertaining ideological line.

Bolshevik Mravin, under the name of engineer Pyotr Ivanovich Lednev, risking his life, takes V.I. Lenin’s “Letter to the American Workers” to America. With the help of John Reed, he publishes it in one of the newspapers.