Translated from the Russian by S. Kaganoff. Translation editor, V. L. Vakula. Translated from the Russian by G. F. Modlen. Translation editor: H. T. Protheroe. Translated from the Russian by D. P. Barrett. Translation edited by D. K. Ghosh. Translated from the Russian by Frank L. Sinclair. Translation editor: H. G. Rhoden. Translated from the Russian by J.T. Greaves. Translation edited by J.H. Barnes. Translated from the Russian by O.M. Blunn. English translation edited by E. Bishop. Tranlated from the Russian by G. M. Kosolapoff. Translated edition by Leon Jacolev. Translated from the Russian by Prasenjit Basu; translation edited by Reginald W. Clarke. by B.A. Kushner ; [translated from the Russian by E. Mendelson ; translation edited by Lev. J. Leifman]. by S. N. Rschevkin. Translated from the Russian by O. M. Blunn. Translation edited by P. E. Doak.