Columbia subject headings:
Fortification--Greece--Rhodes (Island)--History.
Hedenborg, Johannes, 1786-1865.
Rhodes (Greece : Island)--History.
Rhodes (Greece)--History.
Harvard subject headings:
Fortification--Greece--Rhodes (Island)--History.
Hedenborg, Johannes, 1786-1865.
Rhodes (Greece : Island)--History
Rhodes (Greece)--History.
Princeton subject headings:
Fortification--Greece--Rhodes (Island)--History.
Hedenborg, Johannes, 1786-1865.
Rhodes (Greece : Island)--History.
Rhodes (Greece)--History.