Columbia subject headings:
Learned institutions and societies--Europe--History--18th century--Congresses.
Patriotism--Europe--History--18th century--Congresses.
Public interest groups--Europe--History--18th century--Congresses.
Harvard subject headings:
Learned institutions and societies--Europe--History--18th century--Congresses.
Patriotism--Europe--History--18th century--Congresses.
Public interest groups--Europe--History--18th century--Congresses.
Princeton subject headings:
Learned institutions and societies--Europe--History--18th century--Congresses.
Patriotism--Europe--History--18th century--Congresses.
Public interest groups--Europe--History--18th century--Congresses.