Columbia subject headings:
Arms transfers--United States.
Defense industries--United States.
Military research--United States.
Military supplies--United States.
Military weapons--United States.
United States--Armed Forces--Equipment--Technological innovations.
Weapons industry--United States.
Harvard subject headings:
Defense industries--United States.
Military research--United States.
Military weapons--United States.
Technology assessment--United States.
United States--Armed Forces--Equipment--Technological innovations.
Princeton subject headings:
Military research--United States.
Munitions--United States.
United States--Armed Forces--Equipment--Technological innovations.