Gavrusevich B.A., Semenenko N.P. Materials on Petrography and Geochemistry of the Southeast Baikal Region. Part Three. In Russian /Gavrusevich B.A., Semenenko N.P. Materialy po petrografii i geokhimii yugo vostochnogo pribaykalya.Chast tretya. Academy of Sciences of the USSR. Moscow Academy of Sciences of the USSR. 1935. 46 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. SKUalbb48b89168a9c5c86.