The beginning -- The awakening -- Cold War overflights -- Allen Dulles becomes CIA director -- The awakening of science as an intelligence collector -- Under way -- 1955 : year of transition to technology -- The U-2 missions begin -- Suez, Little Rock, Hungary, and the Black Knight flights -- The technological capabilities panel -- The U-2 flights resume -- Tactical use of the U-2 and related technical developments -- The missile gap and the Gary Powers flight -- The Corona Program gets under way -- The missile gap is solved