Soldier-Statesmen of the Constitution - lists all the signers

http://www.history.army.mil/books/RevWar/ss/ss-fm.htm

America ’s Founding Fathers

http://www.archives.gov/national-archives-experience/charters/constitution_founding_fathers.html

Colonial Hall

http://www.colonialhall.com/biousc.php

Notable Names Database

http://www.nndb.com

Famous Americans

http://virtualology.com/famousamericans.net/

Biographic guide

http://bioguide.congress.gov/biosearch/biosearch.asp

Biographies of the American Revolution
this link has just a few of the signers

http://www.americanrevolution.com/ppl_biographies.html

George Washington Carver

http://inventors.about.com/library/weekly/aa041897.htm

http://www.lib.iastate.edu/spcl/gwc/bio.html

http://www.ideafinder.com/history/inventors/carver.htm

http://www.africawithin.com/bios/george_carver.htm