Thursday, December 8, 2011

https://docs.google.com/spreadsheet/pub?hl=en_US&hl=en_US&key=0AhKXtG-gNKSpdDUwcGlDZnBaVjJVQm9UMkhsQTY0T2c&output=html

Thursday, September 22, 2011

Roman Social Pyramid

http://1.bp.blogspot.com/_0-eb0tkH-k8/ST1G4O2hfqI/AAAAAAAAAdE/OAx0l2WJPwI/s400/SCHIAVI01.PNG