The seventh book of Pushkiniana by Arnold Gessen is a systematic collection of the author's articles published in various newspapers and magazines between 1958 and 1974. The first part of the book includes autobiographical essays that briefly highlight the difficult life and long-term work of the remarkable Pushkin writer and patriot of Russia. The second part of the book is a collection of sketches about the life and work of A. S. Pushkin, similar in content to such previously published books, like “Moika Embankment, 12. The last apartment of A. S. Pushkin” (M., “Children’s Literature”, 1960) and “Rhyme, sonorous friend...” (M., “Nauka”, 1973). Previously in the book “„ The Tale of Igor's Campaign" - a forgery of the millennium" A. Kostin put forward the hypothesis that A. Hesse was involved in the transfer of the secret of birthright "The Tale of Igor's Campaign" to the twentieth century. Having analyzed the contents of the books and articles of the famous Pushkinist, as well as having deeply studied the life of the “Hesse clan”, the researcher provides convincing evidence that A. Hessen knew who wrote “The Tale of Igor’s Campaign”, and in his declining years almost openly named his name...