Columbia subject headings:
Architecture, Domestic--Spain--Gijón.
Industrial buildings--Spain--Gijón.
Industrialization--Spain--Gijón--History--19th century.
Industrialization--Spain--Gijón--History--20th century.
Harvard subject headings:
Factories--Spain--Gijón--History.
Factory system--Spain--Gijón--History.
Gijón (Spain)--Social conditions.
Industrial housing--Spain--Gijón--History.
Industrialization--Spain--Gijón--History.
Princeton subject headings: