Columbia subject headings:
Capitalism.
Production (Economic theory)
Science and industry--United States.
Technology--Social aspects--United States.
United States--History.
Harvard subject headings:
Capitalism--United States
Capitalism.
Production (Economic theory)
Science and industry--United States.
Technology--Social aspects--United States
United States--History.
Princeton subject headings:
Capitalism--United States.
Production (Economic theory)
Science and industry--United States.
Technology--Social aspects--United States.
United States--History.