Columbia subject headings:
Harvard subject headings:
British--Ontario--History--19th century.
England--Emigration and immigration--History--19th century.
Great Britain--Emigration and immigration--Government policy--History--19th century.
Immigrants--Ontario--Registers.
Ontario--Emigration and immigration--History--19th century.
Petworth Emigration Committee.
Princeton subject headings:
England--Emigration and immigration--History--19th century.
Great Britain--Emigration and immigration--Government policy--History--19th century.
Immigrants--Ontario--Registers.
Ontario--Emigration and immigration--History--19th century.
Petworth Emigration Committee.