Columbia subject headings:
Gloucester (Mass.)--Civilization.
Gloucester (Mass.)--Commerce.
Marblehead (Mass.)--Civilization.
Marblehead (Mass.)--Commerce.
Massachusetts--Church history--Case studies.
Massachusetts--Social life and customs--To 1775--Case studies.
Social classes--Massachusetts--History--18th century.
Harvard subject headings:
Gloucester (Mass.)--Civilization.
Gloucester (Mass.)--Commerce.
Marblehead (Mass.)--Civilization.
Marblehead (Mass.)--Commerce.
Massachusetts--Church history--Case studies.
Massachusetts--Social life and customs--To 1775--Case studies.
Social classes--Massachusetts--History--18th century.
Princeton subject headings:
Gloucester (Mass.)--Civilization.
Gloucester (Mass.)--Commerce.
Marblehead (Mass.)--Civilization.
Marblehead (Mass.)--Commerce.
Massachusetts--Church history--Case studies.
Massachusetts--Social life and customs--To 1775--Case studies.
Social classes--Massachusetts--History--18th century.