Classical Music in Russia: Audio Archive: Real Audio RAM performances in multiple connection speeds of works mainly by Russian composers but also others, including J. S. Bach and Bruckner.
Classical Music of St. Petersburg, Russia: MP3 audio selections of chamber, vocal, orchestral, and instrumental music, biographies, and links. Includes some non-Russian entries.
Graves of Famous Russian Composers: Pictures from St. Petersburg's Aleksandr Nevskii monastery.
Music of Russia: Wikipedia article tracing history and style. Includes classical, opera, ballet, and folk music, internal references to related people and topics, bibliography, and external links.
Russia the Great: Music: Traces major developments from pre-history to modern times. Includes internal link to list of noted composers and their biographies.
Russian Music Academic Catalogue: Biographies and philosophies of several living composers including sound files [Russian and English].
Russian Music: 1860-1900: Outline of the conflicting and powerful artistic movements in the second half of the 19th Century. Includes articles on the Mighty Handful and individual composers.
Soviet Composers Crushed by Stalin: Essay by Andrew J. Horton examines reasons for government persecution, the results, and how some coped better than others. From the Central Europe Review.
Soviet Composers Page: Includes biographies and links.