Columbia subject headings:
Industries--Italy, Southern--History--19th century.
Italy, Southern--Economic conditions--19th century.
Harvard subject headings:
Compagnia di navigazione a vapore delle Due Sicilie--History.
Industries--Italy, Southern--History--19th century.
Italy, Southern--Economic conditions--19th century.
Publishers and publishing--Italy, Southern--History--19th century.
Società industriale Partenopea--History.
Princeton subject headings:
Compagnia di navigazione a vapore delle Due Sicilie--History.
Industries--Italy, Southern--History--19th century.
Italy, Southern--Economic conditions--19th century.
Publishers and publishing--Italy, Southern--History--19th century.
Società industriale Partenopea--History.