Information on CD 'American [U.S.] Environomental History" available at http://www.nhc.rtp.nc.us/tserve/nattrans/ntcdamerenvhist.htm CD free. prepared by Carolyn Merchant, Berkeley.
CD - Slave Naratives lsource of information: http://shops.ancestry.com/product.asp? productid=1950&shopid=128	2300 narratives of former slaves compiled by Works Progress Administration, 1936-1938.
CD - Slavery in America - Narratives of American Slaves http://www.genealogycds.com/	Contains some very extensive narratives.
Mesolore: Exploring Mesoamerican Culture	By Liza Bakewell and Byron Hamann. Contains primary and secondary sources as well as teaching materials.