Columbia subject headings:
Hasse, Johann Adolf, 1699-1783--Congresses.
Harvard subject headings:
Hasse, Johann Adolf, 1699-1783--Congresses.
Princeton subject headings:
Hasse, Johann Adolf, 1699-1783--Appreciation--Congresses.
Hasse, Johann Adolf, 1699-1783--Criticism and interpretation--Congresses.