[John F. Kennedy discussing "Soviet manufactured" Berlin crisis at news conference, Washington, DC]

[John F. Kennedy discussing "Soviet manufactured" Berlin crisis at news conference, Washington, DC]

[John F. Kennedy denouncing steel industry for price hikes at a news conference, Washington, DC]

[John F. Kennedy delivering State of the Union address to joint session of Congress, Washington, DC]

[John F. Kennedy taking presidential oath of office under Earl Warren, Washington, DC]

[Senator John F. Kennedy with Jacqueline Kennedy and John F. Kennedy, Jr., Washington, D.C.]

[The casket of President John F. Kennedy in the East Room of the White House, Washington, D.C.]

[Men playing chess during concert in Washington Square Park, Greenwich Village, New York]

[Woman feeding baby during concert in Washington Square Park, Greenwich Village, New York]

Newspaper: Under Attack: World Trade Center Collapses, Washington Hit in Apparent Terrorist Attack

[John F. Kennedy challenging Soviets on nuclear testing during press conference, Washington, DC]

[John F. Kennedy in his rocking chair, Oval Office, White House, Washington, DC]

[John F. Kennedy and Secretary of State Dean Rusk speaking with German officials, Washington, D.C.]

[John F. Kennedy gesturing during news conference, State Department auditorium, Washington, DC]

[John F. Kennedy presenting Alan Shepard with NASA's Distinguished Service Medal, Washington, DC]

[John F. Kennedy signing bill establishing arms control and disarmament agency, Washington, DC]

[John F. Kennedy sitting at his desk, Oval Office, White House, Washington, DC]

[President-elect John F. Kennedy and Jacqueline Kennedy at fund-raising dinner, Washington, DC]

[John F. Kennedy speaking at his desk in the Oval Office, White House, Washington, DC]

[President John F. Kennedy and John F. Kennedy Jr. in the oval office, Washington, D.C.]

[Television image of John F. Kennedy's casket lying in state at Capitol Building, Washington, DC]

[Men playing chess during concert in Washington Square Park, Greenwich Village, New York]

[Woman feeding baby during concert in Washington Square Park, Greenwich Village, New York]

[John F. Kennedy leaving for Mass before his presidential inauguration, Georgetown, Washington, DC]