Columbia subject headings:
Harvard subject headings:
Advertising--Brewing industry--Ireland--History--20th century.
Advertising--Social aspects--Ireland--History--20th century.
Guinness (Firm)--History.
Princeton subject headings:
Advertising--Brewing industry--Ireland--History--20th century.
Advertising--Social aspects--Ireland--History--20th century.
English literature--Irish authors--History and criticism.
Guinness (Firm)--History.