Columbia subject headings:
Military research--United States.
Nuclear weapons.
Research--United States.
Science and state--United States.
War--Economic aspects.
Harvard subject headings:
Military research--United States.
Nuclear weapons--United States
Research--United States
Science and state--United States.
War--Economic aspects
Princeton subject headings:
Military research--United States.
Nuclear weapons--United States.
Research--United States.
Science and state--United States.
War--Economic aspects.