Inside The George W. Bush Presidential Library

A replica of the Oval Office is seen during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

In this photo taken April 16, 2013, the main entrance courtyard is shown at the George W. Bush Presidential Library and Museum in Dallas. The museum uses everything from news clips to interactive screens to artifacts to tell the story of Bushs eight years in office. The George W. Bush Presidential Center, which includes the library and museum along with 43rd presidents policy institute, will be dedicated Thursday on the campus of Southern Methodist University in Dallas. (AP Photo/Benny Snyder) (AP2013)

In this photo taken April 16, 2013, a large screen displays images and video of the events and days that followed the 9/11 terrorist attacks as part of an exhibit in the museum area at the George W. Bush Presidential Library and Museum in Dallas. The museum uses everything from news clips to interactive screens to artifacts to tell the story of Bushs eight years in office. The George W. Bush Presidential Center, which includes the library and museum along with 43rd presidents policy institute, will be dedicated Thursday on the campus of Southern Methodist University in Dallas. (AP Photo/Benny Snyder) (AP2013)

A display about the Bush administration's faith-based and community initiative is seen during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

FILE - In this Monday, Oct. 29, 2012 file photo, former first lady Laura Bush, center, talks with landscape architect Herb Sweeney, right, and Mark Langdale, president of the George W. Bush Foundation, during a tour of the Texas interpretation of the White House Rose Garden at the George W. Bush Presidential Center in Dallas. Former first lady Laura Bush wanted to make sure that the George W. Bush Presidential Center reflected the Texas roots her and her husband share. And it does, right down to the building's base of limestone from the Midland area, where they grew up and lived when they were first married. The about 226,000-square-foot center, home to the George W. Bush Presidential Library and Museum along with the 43rd president's policy institute, will be dedicated Thursday, April 25, 2013, on the campus of Southern Methodist University, which is not far from the Bushes' Dallas home and is also where Laura Bush earned her bachelor's degree in education. The library opens to the public on May 1.(AP Photo/LM Otero, File) (AP2013)

Busts of presidential pets Barney and Miss Beazley are seen during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

In this photo taken April 16, 2013, a football presented to president George W. Bush by the University of Texas Longhorns is seen in the museum area at the George W. Bush Presidential Library and Museum in Dallas. The museum uses everything from news clips to interactive screens to artifacts to tell the story of Bushs eight years in office. The George W. Bush Presidential Center, which includes the library and museum along with 43rd presidents policy institute, will be dedicated Thursday on the campus of Southern Methodist University in Dallas. (AP Photo/Benny Snyder) (AP2013)

Docent Patricia Flynn demonstrates an interactive with information about conflicts in Afghanistan and Iraq during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

Beams damaged at New York's World Trade Center during the terrorist attacks on Sept. 11, 2001 are seen on display during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

Former President George W. Bush's baseball collection is seen on display during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

Former first lady Laura Bush and Alan Lowe, director of the library and museum enter a replica of the White House rose garden during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1.(AP Photo/David J. Phillip) (AP2013)

Displays on presidential policy are seen during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

A replica of the Oval Office is seen during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

A replica of the Oval Office is seen during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

The U.S. constitution is seen on a LED screen during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

In this photo taken April 16, 2013, an exhibit displaying various images of freedom and democracy are seen in the museum area at the George W. Bush Presidential Library and Museum in Dallas. The museum uses everything from news clips to interactive screens to artifacts to tell the story of Bushs eight years in office. The George W. Bush Presidential Center, which includes the library and museum along with 43rd presidents policy institute, will be dedicated Thursday on the campus of Southern Methodist University in Dallas. (AP Photo/Benny Snyder) (AP2013)

In this photo taken April 16, 2013, various campaign memorabilia is shown in the museum area at the George W. Bush Presidential Library and Museum in Dallas. The museum uses everything from news clips to interactive screens to artifacts to tell the story of Bushs eight years in office. The George W. Bush Presidential Center, which includes the library and museum along with 43rd presidents policy institute, will be dedicated Thursday on the campus of Southern Methodist University in Dallas. (AP Photo/Benny Snyder) (AP2013)

In this photo taken April 16, 2013, twisted steel beams from the devastated World Trade Center site in New York are displayed in the museum area at the George W. Bush Presidential Library and Museum in Dallas. The museum uses everything from news clips to interactive screens to artifacts to tell the story of Bushs eight years in office. The George W. Bush Presidential Center, which includes the library and museum along with 43rd presidents policy institute, will be dedicated Thursday on the campus of Southern Methodist University in Dallas. (AP Photo/Benny Snyder) (AP2013)

The United States Capitol in Washington, D.C. is seen on a LED screen during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

A display about crisis management is seen during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

Statues of former Presidents George W. Bush, left and George HW Bush are seen during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

This photo taken with a fisheye lens shows members of the news media touring a replica of the Oval Office at the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1.(AP Photo/David J. Phillip) (AP2013)

In this photo taken April 16, 2013, statues of Barney, left, and Miss Beazley, the beloved Scottish Terriers of president George W. Bush and Laura Bush, are seen in the museum area at the George W. Bush Presidential Library and Museum in Dallas. The museum uses everything from news clips to interactive screens to artifacts to tell the story of Bushs eight years in office. The George W. Bush Presidential Center, which includes the library and museum along with 43rd presidents policy institute, will be dedicated Thursday on the campus of Southern Methodist University in Dallas. (AP Photo/Benny Snyder) (AP2013)

In this photo taken April 16, 2013, letters written from around the world and sent to the White House offering thoughts and prayers after the 9/11 attacks are displayed in the museum area of the George W. Bush Presidential Library and Museum in Dallas. The museum uses everything from news clips to interactive screens to artifacts to tell the story of Bushs eight years in office. The George W. Bush Presidential Center, which includes the library and museum along with 43rd presidents policy institute, will be dedicated Thursday on the campus of Southern Methodist University in Dallas. (AP Photo/Benny Snyder) (AP2013)

The bullhorn President George W. Bush used at ground zero in the wake of the Sept. 11, 2001 terrorist attacks is seen during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

Memorial bracelets of captured or killed service members, that were given to President George W. Bush, are seen on display during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

In this photo taken April 16, 2013, an exhibit is shown in the museum area at the George W. Bush Presidential Library and Museum in Dallas. The museum uses everything from news clips to interactive screens to artifacts to tell the story of Bushs eight years in office. The George W. Bush Presidential Center, which includes the library and museum along with 43rd presidents policy institute, will be dedicated Thursday on the campus of Southern Methodist University in Dallas.(AP Photo/Benny Snyder) (AP2013)

A lion presented to President George W. Bush by Tanzanian President Jakaya Kikwete during Bush's trip to Africa in 2008 is seen on display at the George W. Bush Presidential Center Wednesday, 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1. (AP Photo/David J. Phillip) (AP2013)

Cowboy boots commemorating the time George W. Bush served as general managing partner for the Texas Rangers, are seen during a tour of the George W. Bush Presidential Center Wednesday, April 24, 2013, in Dallas. More than 8,000 people are expected to attend the invitation-only dedication of the center, Thursday, April 25, which will house the presidential library and museum along with the 43rd presidents policy institute. It opens to the public on May 1.(AP Photo/David J. Phillip) (AP2013)