Columbia subject headings:
Harvard subject headings:
Airplanes--France--Motors--History.
Automobiles--Spain--History.
Hispano aircraft--History.
Hispano-Suiza (Firm)--History.
Hispano-Suiza automobile--History.
Motor industry--Spain--History.
Princeton subject headings:
Airplanes--France--Motors--History.
Hispano aircraft--History.
Hispano-Suiza (Firm)--History.
Motor industry--Spain--History.