tr. from the Russian by G. Gamow. translated from the Russian by Olga Sharse. Translated from the Russian by E. B. Uvarov. [Translated from the Russian by R. Dixon] [Translated from the Russian by J. Katzer] [translated from the Russian by A. Shkarovsky] Translated from the Russian by J. B. Sykes. [Translated from the Russian by G. Yankovsky] Translated from the Russian by Douglas Scott. Translated from the Russian by N. G. Anderson.