presidential transition of John F. Kennedy
... that the presidential transition of John F. Kennedy saw Kennedy, the youngest individual elected president, prepare to assume power from Dwight D. Eisenhower, at the time the oldest individual to have served as president?
... that the <b id="mwByE"><a href="./Presidential_transition_of_John_F._Kennedy" id="mwByI" rel="mw:WikiLink" title="Presidential transition of John F. Kennedy">presidential transition of John F. Kennedy</a></b> saw Kennedy, the youngest individual elected president, prepare to assume power from <a href="./Dwight_D._Eisenhower" id="mwByM" rel="mw:WikiLink" title="Dwight D. Eisenhower">Dwight D. Eisenhower</a>, at the time the oldest individual to have served as president?