By the numbers: Presidential libraries

Published On: Apr 25 2013 02:08:04 PM CDT   Updated On: Apr 25 2013 11:24:54 AM CDT
George W

Former president George W. Bush was joined by every living president for the dedication of the George W. Bush Presidential Center in Dallas today. Take a look at images of the center as well as a by-the-numbers look at other presidential libraries.