Columbia subject headings:
Canada--Moral conditions--History.
Canada--Social conditions.
Social control--Canada--History.
Vice control--Canada--History.
Vice--History.
Vices--History.
Harvard subject headings:
Canada--Moral conditions--History.
Canada--Social conditions--History.
Canada--Social conditions.
Social control--Canada--History.
Vice control--Canada--History.
Vice--History.
Vices--History.
Princeton subject headings:
Canada--Moral conditions--History.
Canada--Social conditions--History.
Social control--Canada--History.
Vice control--Canada--History.
Vice--History.
Vices--History.