Aerial reconnaissance, American - Soviet Union.

Twilight warriors : = covert air operations against the USSR / by: (Language materials, printed)

Communist countries- Military relations- United States.

Aerial reconnaissance, American- Soviet Union.

Espionage, American- Soviet Union.

Intelligence service- History- 20th century.- United States

Subversive activities- Soviet Union.

United States- Military relations- Communist countries.

Cold War.

United States- Foreign relations- 1945-1989.

United States- Military relations- Soviet Union.

Soviet Union- Military relations- United States.