Columbia subject headings:
Harvard subject headings:
Iron industry and trade--Malaysia--History--20th century.
Iron mines and mining--Malaysia--History--20th century.
Iron ores--Malaysia.
Ishihara Sangyō Kabushiki Kaisha--History--20th century.
Japan--Commerce--Malaysia--History--20th century.
Malaysia--Commerce--Japan--History--20th century.
Steel industry and trade--Japan
Steel industry and trade--Japan--History--20th century.
Princeton subject headings:
Iron industry and trade--Malaysia--History--20th century.
Iron mines and mining--Malaysia--History--20th century.
Ishihara Sangyō Kabushiki Kaisha--History--20th century.
Japan--Commerce--Malaysia--History--20th century.
Malaysia--Commerce--Japan--History--20th century.
Steel industry and trade--Japan--History--20th century.