Columbia subject headings:
Berch, Carl Reinhold, 1706-1777--Correspondence.
Numismatists--Sweden--18th century--Correspondence.
Harvard subject headings:
Berch, Carl Reinhold, 1706-1777--Correspondence.
Numismatists--France--Correspondence.
Numismatists--Sweden--Correspondence.
Paris (France)--Intellectual life--18th century.
Princeton subject headings: