Arias and Bacarolles: Leonard Bernstein - Homage featuring biography, classical and theater works, features, newspaper articles, MIDI audio files, and links. - http://www.spingal.plus.com/
Leonard Bernstein - Musica Classica Classical Music Dictionary entry with life, works, MIDI audio, and illustrations. - http://www.karadar.it/Dictionary/bernstein.html
The Leonard Bernstein Collection - U.S. Library of Congress special collection. - http://memory.loc.gov/ammem/lbhtml/lbhome.html
Classical Music Archives: Bernstein - Biography from the Concise Oxford Dictionary of Music. - http://www.classicalarchives.com/bios/codm/bernstein.html
Bernstein, Leonard - Musical biography tracing his movement through the ranks of conductors as well as his piano virtuosity and compositional skills with summary list of works. From the Grove Concise Dictionary of Music entry at WQXR radio. - http://www.wqxr.com/cgi-bin/iowa/cla/learning/grove.html?record=999
Leonard Bernstein - conductor and composer - This is the mfiles page for Leonard Bernstein, with career overview and links to soundtrack reviews and related composers. - http://www.mfiles.co.uk/Composers/Leonard-Bernstein.htm
Sony Classical Artist: Bernstein, Leonard - Extended biography with links to related composers, conductors, and orchestras. Includes discography. - http://www.sonyclassical.com/artists/bernstein/
Bernstein, Leonard (1918 - 1990), United States - Biographical data, recommended CDs, books and sheet music, bibliography, and links to biographical essays from Dr. Estrella's Incredibly Abridged Dictionary of Composers. - http://stevenestrella.com/composers/composerfiles/bernstein1990.html