V. Rydnik ; tr. from the Russian by G. Yankovsky. M. Vygodaky ; tr. from the Russian by Geoger Yankovsky. N. Piskunov ; tr. from the Russian by George Yankovsky. N. Rykalin ; tr. from the Russian by O. Glebov. P. Bidulya ; tr. from the Russian by A. Troitsky. E. Flint ; tr. from the Russian by V. Snigirevskaya. A.I. Kitaigorodskym ; tr. from the Russian by George Yankovsky. V. Vladimirow ; tr. from the Russian by P. Smirnov. J. Leja. ; tr. from the Russian by E. Koltsova. V. Alexeyev ; tr. from the Russian by E. Uuarov.