Cover -- Title Page -- Copyright -- Contents -- Foreword -- Introduction -- I. Stalin Appeases Hitler -- II. The End of the Communist International -- III. Stalin's Hand in Spain -- IV. When Stalin Counterfeited Dollars -- V. The OGPU -- VI. Why Did They Confess? -- VII. Why Stalin Shot His Generals -- VIII. My Break with Stalin -- Who Killed Krivitsky? By Flora Lewis -- Bibliographical Update -- Bibliography -- Soviet Espionage Leaders -- Important Dates -- Index.