About the book: 1918 / Land of the All-Great Don Army. World situation................................................... ..........5 Longitude of day and night.................................... ........................6Trade importance of the Don and colonization ..................... ..................8 Resettlement of peoples.................................... ...........................9The Appearance of Rus' on the Don ................... ...................................11 Border and territory of V.V. Donskoy at present and in the past........14