Columbia subject headings:
America--History--Sources.
Bibliothèque nationale (France)
British Museum.
Great Britain. Public Record Office.
Spain--History--Sources.
Harvard subject headings:
America--History--Sources.
Bibliothèque nationale (France)
British Museum.
Great Britain. Public Record Office
Spain--History--Sources.
Princeton subject headings:
America--History--Sources.
Bibliothèque nationale (France)
British Museum.
Great Britain. Public Record Office
Spain--History--Sources.