Columbia subject headings:
Statesmen--Netherlands--Correspondence.
Thorbecke, Jan Rudolf, 1798-1872.
Harvard subject headings:
Netherlands--Politics and government--19th century.
Politicians--Netherlands--Correspondence.
Statesmen--Netherlands--Correspondence.
Thorbecke, Jan Rudolf, 1798-1872--Correspondence.
Thorbecke, Jan Rudolf, 1798-1872.
Princeton subject headings:
Statesmen--Correspondence, reminiscences, etc.
Thorbecke, Jan Rudolf, 1798-1872.