Columbia subject headings:
Berkshire County (Mass.)--Guidebooks.
Berkshire County (Mass.)--History, Local.
Litchfield County (Conn.)--Guidebooks.
Litchfield County (Conn.)--History, Local.
Harvard subject headings:
Berkshire County (Mass.)--Guidebooks.
Berkshire County (Mass.)--History, Local.
Litchfield County (Conn.)--Guidebooks.
Litchfield County (Conn.)--History, Local.
Princeton subject headings: