Columbia subject headings:
Cryptography in literature.
English literature--Early modern, 1500-1700--History and criticism.
English literature--Early modern, 1500-1700--Roman influences.
European literature--17th century--History and criticism.
European literature--Renaissance, 1450-1600--History and criticism.
Renaissance--England.
Renaissance--Historiography.
Renaissance.
Secrecy in literature.
Secrecy.
Harvard subject headings:
English literature--Early modern, 1500-1700--History and criticism
Historicism.
Renaissance--England
Princeton subject headings:
English literature--Early modern, 1500-1700--History and criticism.
Historicism.
Renaissance--England.