bradman is ceo of the ladies' association which manages george washington's mt. vernon. >> from the ground of george washington's historic mt. vernon, we're joined now with the education and museum center there by doug bradburn, the president and ceo of george washington's mt. vernon on this presidents' day. first, sir, explain the significance of that moment that's portrayed over your shoulder there, the swearing in of george washington. >> you see the first president being sworn in at federal hall in new york city. this would have been in 1789 in april. >> how well were the duties and the powers of the office that he was about to step into? how well were they defined at that moment when he was sworn in? >> they weren't defined at all. there was nothing like it in america and really in the world. it was a new experiment of an elected magistrate who would at one point be the head of state like a king but at the same time also sort of the chief executioner of the laws, the chief executive in this case, the chief policymaker. and it wasn't exactly clear where the p