Columbia subject headings:
Harvard subject headings:
Industrialists--United States--Biography
Millionaires--United States--Biography
Oberlaender, Gustav, 1867-1936.
Philanthropists--United States--Biography
Textile industry--United States.
Thun, Ferdinand, 1866-1948.
Princeton subject headings:
Industrialists--United States--Biography.
Janssen, Heinrich, 1866-1948.
Oberlaender, Gustav, 1867-1936.
Textile industry--United States--History--19th century.
Textile industry--United States--History--20th century.
Thun, Ferdinand, 1866-1948.