Annals of Communism (1996–2004)
- Letters to Molotov (1996)
- The Secret World of American Communism (1996)
- The Unknown Lenin (1996)
- The Fall of the Romanovs (1997)
- The Last Diary of Tsaritsa Alexandra (1997)
- Stalinism as a Way of Life (2000)
- Voices of Revolution, 1917 (2003)
- The History of the Gulag (2004)