Columbia subject headings:
Fersen, Hans Axel von, greve, 1755-1810--Correspondence.
United States--History--Revolution, 1775-1783--Participation, French.
Harvard subject headings:
Fersen, Hans Axel von, greve, 1755-1810--Correspondence.
United States--History--Revolution, 1775-1783--Participation, French.
Princeton subject headings:
United States--History--Revolution, 1775-1783--Participation, French.