Wolfgang Amadeus Mozart

http://www.dsokids.com/listen/ComposerDetail.aspx?composerID=15

http://www.artsalive.ca/en/mus/greatcomposers/mozart/mozart.html
Facts about Mozart

http://www.classicsforkids.com/composers/composers_timeline.asp
This is the answer to number 5.

http://www.findagrave.com/cgi-bin/fg.cgi?page=gr&GRid=4482

http://www.artsalive.ca/en/mus/instrumentlab/

Ludwig van Beethoven

http://www.dsokids.com/listen/ComposerDetail.aspx?composerID=13
Biography on Beethoven's Life

http://www.classicsforkids.com/composers/composers_timeline.asp
Timeline of Historic Events During Beethoven's life

http://www.artsalive.ca/en/mus/greatcomposers/beethoven.html
More Information on Beethoven
 
http://www.findagrave.com/cgi-bin/fg.cgi?page=gr&GRid=72
See Beethoven's Grave!

http://www.factmonster.com/ce6/people/A0856886.html
Facts about Beethoven

http://www.artsalive.ca/en/mus/instrumentlab/

Louis Armstrong

http://www.pbs.org/jazz/biography/artist_id_armstrong_louis.htm

http://www.biography.com/people/louis-armstrong-9188912

http://pbskids.org/jazz/nowthen/louis.html

http://pbskids.org/jazz/time/1920.html

http://www.findagrave.com/cgi-bin/fg.cgi?page=gr&GRid=36

Duke Ellington

http://www.biography.com/people/duke-ellington-9286338 

http://www.pbs.org/jazz/biography/artist_id_ellington_duke.htm

http://pbskids.org/jazz/nowthen/duke.html

http://pbskids.org/jazz/time/1930.html

http://www.findagrave.com/cgi-bin/fg.cgi?page=gr&GRid=318

• Scott Joplin
• Johann Sebastian Bach
  
• Antonin Dvorak
  
• Aaron Copland
• Peter Tchaikovsky
• John Philip Sousa
• John Williams