Columbia subject headings:
Fortification--Malta.
Knights of Malta--Malta--Buildings.
Military engineers--Malta--Biography.
Tigné, Fraçois-René Jacob de, 1716-1801.
Harvard subject headings:
Fortification--Malta
Fortification--Malta.
Knights of Malta--Malta--Buildings.
Military engineers--Malta--Biography.
Tigné, François-René Jacob de, 1716-1801.
Tigné, Fraçois-René Jacob de, 1716-1801.
Princeton subject headings: