Bykov A.F. Hydrometeorology. In Russian /Bykov A.F. Gidrometeorologiya. With 20 charts. M. Novy Agron. Circulation 3000 copies. 1928. 132 p. We have thousands of titles and often several copies of each title may be available. Please feel free to contact us for a detailed description of the copies available. SKUalbffa33482f0a0eb18.