The catalog contains the description of more than 2500 stamps and blocks, and miniature sheets issued in the Russian Empire from 1857 to 1919, in the RSFSR from 1918 to 1923, and in the USSR from 1923 to 1960. The catalog provides specified data on quantities, arrangement of stamps on the sheets and in the strips and other useful information. It gives the description of the most typical varieties of stamps and blocks. In total, the catalog offers more than 2,000 color illustrations. The catalog is intended for general audience, including collectors of Russian postal stamps, specialists of commercial enterprises and postal organizations. The catalog size is 514 pages.