Columbia subject headings:
Children--Books and reading--Great Britain--History--19th century.
Literacy--Great Britain--History--19th century.
Working class--Books and reading--Great Britain--History--19th century.
Working class--Education--Great Britain--History--19th century.
Harvard subject headings:
Children--Books and reading--Great Britain--History--19th century
Children--Books and reading--Great Britain--History--19th century.
Literacy--Great Britain--History--19th century.
Working class--Books and reading--Great Britain--History--19th century
Working class--Books and reading--Great Britain--History--19th century.
Working class--Education--Great Britain--History--19th century.
Princeton subject headings:
Children--Books and reading--Great Britain--History--19th century.
Literacy--Great Britain--History--19th century.
Working class--Books and reading--Great Britain--History--19th century.
Working class--Education--Great Britain--History--19th century.