Victor Stepanovich Grebennikov. LETTERS TO GRANDSON. Documentary autobiographical novel. Book One: The Secret. Memoirs of a Siberian writer and artist, born and raised in Crimea, represent an artistically authentic and historically valuable document from the era of the thirties. The author vividly and colorfully recreated the atmosphere of life and everyday life of the pre-war south of Russia, the peoples inhabiting it, with numerous characteristic types, customs, household items, architecture, the originality of the author’s family - a mechanic-inventor father and a noblewoman mother, in tragic, but in their own way romantic pre-war years.