Columbia subject headings:
Migration, Internal--Scotland--Highlands--History.
Migration, Internal--Scotland--Lowlands--History.
Urbanization--Scotland--Lowlands--History.
Harvard subject headings:
City and town life--Scotland--History--18th century.
City and town life--Scotland--History--19th century.
Highlands (Scotland)--Civilization.
Migration, Internal--Scotland--History--18th century.
Migration, Internal--Scotland--History--19th century.
Scotland--Civilization--18th century.
Scotland--Civilization--19th century.
Scotland--Civilization.
Scotland--Social conditions--18th century.
Scotland--Social conditions--19th century.
Scotland--Social conditions.
Scottish Gaelic language--Social aspects.
Princeton subject headings:
Celts--Scotland--Lowlands--History--18th century.
Celts--Scotland--Lowlands--History--19th century.
Migration, Internal--Scotland--Highlands--History--18th century.
Migration, Internal--Scotland--Highlands--History--19th century.
Migration, Internal--Scotland--Lowlands--History--18th century.
Migration, Internal--Scotland--Lowlands--History--19th century.
Urabanization--Scotland--Lowlands--History--18th century.
Urbanization--Scotland--Lowlands--History--19th century.