Columbia subject headings:
Instituto de Reformas Sociales (Spain)--History--Sources.
Spain--Social conditions--1886-1939.
Spain--Social conditions--19th century.
Spain--Social policy.
Spain. Comisión de Reformas Sociales--History--Sources.
Harvard subject headings:
Instituto de Reformas Sociales (Spain)--History.
Social problems
Spain--Social conditions--1886-1939.
Spain--Social conditions--19th century.
Spain--Social policy.
Spain. Comisión de Reformas Sociales--History.
Princeton subject headings:
Instituto de Reformas Sociales (Spain)--History--Sources.
Social policy--Spain.
Spain--Social conditions--1886-1939.
Spain--Social conditions--19th century.
Spain. Comisión de Reformas Sociales--History--Sources.