Columbia subject headings:
Cotton, Robert, Sir, 1571-1631--Library.
Private libraries--England--History.
Harvard subject headings:
Cotton, Robert, Sir, 1571-1631--Library.
Great Britain--History--Sources--Bibliography.
Manuscripts--Great Britain--Catalogs
Private libraries--England--History.
Princeton subject headings:
Cotton, Robert, Sir, 1571-1631--Library.
Manuscripts--Collectors and collecting--England.
Private libraries--England--History.