Columbia subject headings:
Family-owned business enterprises--Ireland--History.
Glynn family.
Ireland--Social conditions--19th century.
Ireland--Social conditions--20th century.
Middle class--Ireland--History--19th century.
Middle class--Ireland--History--20th century.
Harvard subject headings:
Family-owned business enterprises--Ireland--History.
Glynn family.
Ireland--Social conditions--19th century
Ireland--Social conditions--20th century
Middle class--Ireland--History--19th century.
Middle class--Ireland--History--20th century.
Princeton subject headings:
Family-owned business enterprises--Ireland--History.
Glynn family.
Ireland--Social conditions--19th century.
Ireland--Social conditions--20th century.
Middle class--Ireland--History--19th century.
Middle class--Ireland--History--20th century.