Columbia subject headings:
Christian sociology--History.
Theology, Doctrinal--History.
Harvard subject headings:
Christian sociology--History.
Social gospel--History--19th century.
Social gospel--History--20th century.
Theology, Doctrinal--History.
Theology, Doctrinal--United States--History--19th century.
Theology, Doctrinal--United States--History--20th century.
United States--Church history--19th century.
United States--Church history--20th century.
Princeton subject headings: