Short description: In Russian. Safronov, Viktor Sergeevich. Evolution of the pre-planetary cloud and the formation of the Earth and planets. Moscow: Science, 1969. Evolyutsiya doplanetnogo oblaka i obrazovanie Zemli i planet. In Russian /Evolution of the pre-planetary cloud and the formation of the Earth and planets. The image is provided for reference only. It may reflect condition of one of the available copies or only help in identifying the edition. Please feel free to contact us for a detailed description of the copies available. SKU7436520