President William Mckinley, left, sits with his cabinet during a meeting in the White House in this photo dated 1898. (AP Photo) Theodore Roosevelt campaigns for the presidency in 1904. (AP Photo) ...

Since the mid-20th century, US presidents have flown on special planes ... wood-grain table, and photos of him and the first lady, Nancy Reagan. The meeting room also included a television set.

President John F. Kennedy, left, walks along a path at Camp David near Thurmont, Md., with former President Dwight D.