<Li> Albert Hall as Dr. Nichols </Li> <Li> Bruce Greenwood as President of the United States </Li> <Li> Ty Burrell as Connor, Abigail's new boyfriend who works at the White House </Li> <P> Randy Travis makes a cameo appearance, playing himself . Small supporting parts are played by Joel Gretsch and Billy Unger as Gates' ancestors Thomas Gates and Charles Carroll Gates; Christian Camargo as John Wilkes Booth; and Zachary Gordon as a boy who gets into a heated argument with Gates over a Lincoln conspiracy . </P>

What is on page 47 in national treasure 2